engine/install: debian.md use consistent block indent

Use four spaces consistently with ordered list and code example indent
instead of a mix of two, three, and four.

Author: eshattow

content/manuals/engine/install/debian.md

@@ -105,72 +105,72 @@ Before you install Docker Engine for the first time on a new host machine, you
 need to set up the Docker `apt` repository. Afterward, you can install and update
 Docker from the repository.
 
-1. Set up Docker's `apt` repository.
-
-   ```bash
-   # Add Docker's official GPG key:
-   sudo apt-get update
-   sudo apt-get install ca-certificates curl
-   sudo install -m 0755 -d /etc/apt/keyrings
-   sudo curl -fsSL {{% param "download-url-base" %}}/gpg -o /etc/apt/keyrings/docker.asc
-   sudo chmod a+r /etc/apt/keyrings/docker.asc
-
-   # Add the repository to Apt sources:
-   echo \
-     "deb [arch=$(dpkg --print-architecture) signed-by=/etc/apt/keyrings/docker.asc] {{% param "download-url-base" %}} \
-     $(. /etc/os-release && echo "$VERSION_CODENAME") stable" | \
-     sudo tee /etc/apt/sources.list.d/docker.list > /dev/null
-   sudo apt-get update
-   ```
-
-   > [!NOTE]
-   >
-   > If you use a derivative distribution, such as Kali Linux,
-   > you may need to substitute the part of this command that's expected to
-   > print the version codename:
-   >
-   > ```console
-   > $(. /etc/os-release && echo "$VERSION_CODENAME")
-   > ```
-   >
-   > Replace this part with the codename of the corresponding Debian release,
-   > such as `bookworm`.
-
-2. Install the Docker packages.
-
-   {{< tabs >}}
-   {{< tab name="Latest" >}}
-
-   To install the latest version, run:
-
-   ```console
-   $ sudo apt-get install docker-ce docker-ce-cli containerd.io docker-buildx-plugin docker-compose-plugin
-   ```
-
-   {{< /tab >}}
-   {{< tab name="Specific version" >}}
-
-   To install a specific version of Docker Engine, start by listing the
-   available versions in the repository:
-
-   ```console
-   # List the available versions:
-   $ apt-cache madison docker-ce | awk '{ print $3 }'
-
-   5:{{% param "docker_ce_version" %}}-1~debian.12~bookworm
-   5:{{% param "docker_ce_version_prev" %}}-1~debian.12~bookworm
-   ...
-   ```
-
-   Select the desired version and install:
-
-   ```console
-   $ VERSION_STRING=5:{{% param "docker_ce_version" %}}-1~debian.12~bookworm
-   $ sudo apt-get install docker-ce=$VERSION_STRING docker-ce-cli=$VERSION_STRING containerd.io docker-buildx-plugin docker-compose-plugin
-   ```
-
-   {{< /tab >}}
-   {{< /tabs >}}
+1.  Set up Docker's `apt` repository.
+
+    ```bash
+    # Add Docker's official GPG key:
+    sudo apt-get update
+    sudo apt-get install ca-certificates curl
+    sudo install -m 0755 -d /etc/apt/keyrings
+    sudo curl -fsSL {{% param "download-url-base" %}}/gpg -o /etc/apt/keyrings/docker.asc
+    sudo chmod a+r /etc/apt/keyrings/docker.asc
+
+    # Add the repository to Apt sources:
+    echo \
+        "deb [arch=$(dpkg --print-architecture) signed-by=/etc/apt/keyrings/docker.asc] {{% param "download-url-base" %}} \
+        $(. /etc/os-release && echo "$VERSION_CODENAME") stable" | \
+        sudo tee /etc/apt/sources.list.d/docker.list > /dev/null
+    sudo apt-get update
+    ```
+
+    > [!NOTE]
+    >
+    > If you use a derivative distribution, such as Kali Linux,
+    > you may need to substitute the part of this command that's expected to
+    > print the version codename:
+    >
+    > ```console
+    > $(. /etc/os-release && echo "$VERSION_CODENAME")
+    > ```
+    >
+    > Replace this part with the codename of the corresponding Debian release,
+    > such as `bookworm`.
+
+2.  Install the Docker packages.
+
+    {{< tabs >}}
+    {{< tab name="Latest" >}}
+
+    To install the latest version, run:
+
+    ```console
+    $ sudo apt-get install docker-ce docker-ce-cli containerd.io docker-buildx-plugin docker-compose-plugin
+    ```
+
+    {{< /tab >}}
+    {{< tab name="Specific version" >}}
+
+    To install a specific version of Docker Engine, start by listing the
+    available versions in the repository:
+
+    ```console
+    # List the available versions:
+    $ apt-cache madison docker-ce | awk '{ print $3 }'
+
+    5:{{% param "docker_ce_version" %}}-1~debian.12~bookworm
+    5:{{% param "docker_ce_version_prev" %}}-1~debian.12~bookworm
+    ...
+    ```
+
+    Select the desired version and install:
+
+    ```console
+    $ VERSION_STRING=5:{{% param "docker_ce_version" %}}-1~debian.12~bookworm
+    $ sudo apt-get install docker-ce=$VERSION_STRING docker-ce-cli=$VERSION_STRING containerd.io docker-buildx-plugin docker-compose-plugin
+    ```
+
+    {{< /tab >}}
+    {{< /tabs >}}
 
     > [!NOTE]
     >
@@ -187,14 +187,14 @@ Docker from the repository.
     > $ sudo systemctl start docker
     > ```
 
-3. Verify that the installation is successful by running the `hello-world` image:
+3.  Verify that the installation is successful by running the `hello-world` image:
 
-   ```console
-   $ sudo docker run hello-world
-   ```
+    ```console
+    $ sudo docker run hello-world
+    ```
 
-   This command downloads a test image and runs it in a container. When the
-   container runs, it prints a confirmation message and exits.
+    This command downloads a test image and runs it in a container. When the
+    container runs, it prints a confirmation message and exits.
 
 You have now successfully installed and started Docker Engine.
 
@@ -213,32 +213,32 @@ download the `deb` file for your release and install it manually. You need to
 download a new file each time you want to upgrade Docker Engine.
 
 <!-- markdownlint-disable-next-line -->
-1. Go to [`{{% param "download-url-base" %}}/dists/`]({{% param "download-url-base" %}}/dists/).
+1.  Go to [`{{% param "download-url-base" %}}/dists/`]({{% param "download-url-base" %}}/dists/).
 
-2. Select your Debian version in the list.
+2.  Select your Debian version in the list.
 
-3. Go to `pool/stable/` and select the applicable architecture (`amd64`,
-   `armhf`, `arm64`, or `s390x`).
+3.  Go to `pool/stable/` and select the applicable architecture (`amd64`,
+    `armhf`, `arm64`, or `s390x`).
 
-4. Download the following `deb` files for the Docker Engine, CLI, containerd,
-   and Docker Compose packages:
+4.  Download the following `deb` files for the Docker Engine, CLI, containerd,
+    and Docker Compose packages:
 
-   - `containerd.io_<version>_<arch>.deb`
-   - `docker-ce_<version>_<arch>.deb`
-   - `docker-ce-cli_<version>_<arch>.deb`
-   - `docker-buildx-plugin_<version>_<arch>.deb`
-   - `docker-compose-plugin_<version>_<arch>.deb`
+    - `containerd.io_<version>_<arch>.deb`
+    - `docker-ce_<version>_<arch>.deb`
+    - `docker-ce-cli_<version>_<arch>.deb`
+    - `docker-buildx-plugin_<version>_<arch>.deb`
+    - `docker-compose-plugin_<version>_<arch>.deb`
 
-5. Install the `.deb` packages. Update the paths in the following example to
-   where you downloaded the Docker packages.
+5.  Install the `.deb` packages. Update the paths in the following example to
+    where you downloaded the Docker packages.
 
-   ```console
-   $ sudo dpkg -i ./containerd.io_<version>_<arch>.deb \
-     ./docker-ce_<version>_<arch>.deb \
-     ./docker-ce-cli_<version>_<arch>.deb \
-     ./docker-buildx-plugin_<version>_<arch>.deb \
-     ./docker-compose-plugin_<version>_<arch>.deb
-   ```
+    ```console
+    $ sudo dpkg -i ./containerd.io_<version>_<arch>.deb \
+        ./docker-ce_<version>_<arch>.deb \
+        ./docker-ce-cli_<version>_<arch>.deb \
+        ./docker-buildx-plugin_<version>_<arch>.deb \
+        ./docker-compose-plugin_<version>_<arch>.deb
+    ```
 
     > [!NOTE]
     >
@@ -255,14 +255,14 @@ download a new file each time you want to upgrade Docker Engine.
     > $ sudo systemctl start docker
     > ```
 
-6. Verify that the installation is successful by running the `hello-world` image:
+6.  Verify that the installation is successful by running the `hello-world` image:
 
-   ```console
-   $ sudo docker run hello-world
-   ```
+    ```console
+    $ sudo docker run hello-world
+    ```
 
-   This command downloads a test image and runs it in a container. When the
-   container runs, it prints a confirmation message and exits.
+    This command downloads a test image and runs it in a container. When the
+    container runs, it prints a confirmation message and exits.
 
 You have now successfully installed and started Docker Engine.
 
@@ -277,26 +277,26 @@ To upgrade Docker Engine, download the newer package files and repeat the
 
 ## Uninstall Docker Engine
 
-1. Uninstall the Docker Engine, CLI, containerd, and Docker Compose packages:
+1.  Uninstall the Docker Engine, CLI, containerd, and Docker Compose packages:
 
-   ```console
-   $ sudo apt-get purge docker-ce docker-ce-cli containerd.io docker-buildx-plugin docker-compose-plugin docker-ce-rootless-extras
-   ```
+    ```console
+    $ sudo apt-get purge docker-ce docker-ce-cli containerd.io docker-buildx-plugin docker-compose-plugin docker-ce-rootless-extras
+    ```
 
-2. Images, containers, volumes, or custom configuration files on your host
-   aren't automatically removed. To delete all images, containers, and volumes:
+2.  Images, containers, volumes, or custom configuration files on your host
+    aren't automatically removed. To delete all images, containers, and volumes:
 
-   ```console
-   $ sudo rm -rf /var/lib/docker
-   $ sudo rm -rf /var/lib/containerd
-   ```
+    ```console
+    $ sudo rm -rf /var/lib/docker
+    $ sudo rm -rf /var/lib/containerd
+    ```
 
-3. Remove source list and keyrings
+3.  Remove source list and keyrings
 
-   ```console
-   $ sudo rm /etc/apt/sources.list.d/docker.list
-   $ sudo rm /etc/apt/keyrings/docker.asc
-   ```
+    ```console
+    $ sudo rm /etc/apt/sources.list.d/docker.list
+    $ sudo rm /etc/apt/keyrings/docker.asc
+    ```
 
 You have to delete any edited configuration files manually.