engine/install: fix some stray whitespace

Signed-off-by: Sebastiaan van Stijn <[email protected]>

Author: thaJeztah

content/manuals/engine/install/fedora.md

@@ -92,7 +92,7 @@ $ sudo dnf-3 config-manager --add-repo {{% param "download-url-base" %}}/docker-
 
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    {{< tab name="Latest" >}}
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    To install the latest version, run:
 
    ```console
@@ -135,7 +135,7 @@ $ sudo dnf-3 config-manager --add-repo {{% param "download-url-base" %}}/docker-
 
    This command installs Docker, but it doesn't start Docker. It also creates a
    `docker` group, however, it doesn't add any users to the group by default.
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content/manuals/engine/install/sles.md

@@ -128,7 +128,7 @@ $ sudo zypper addrepo {{% param "download-url-base" %}}/docker-ce.repo
 
    This command installs Docker, but it doesn't start Docker. It also creates a
    `docker` group, however, it doesn't add any users to the group by default.
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    {{< /tab >}}
    {{< tab name="Specific version" >}}
 

content/manuals/engine/install/ubuntu.md

@@ -123,7 +123,7 @@ Docker from the repository.
    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" %}} \
@@ -169,7 +169,7 @@ Docker from the repository.
    $ VERSION_STRING=5:27.3.1-1~ubuntu.24.04~noble
    $ sudo apt-get install docker-ce=$VERSION_STRING docker-ce-cli=$VERSION_STRING containerd.io docker-buildx-plugin docker-compose-plugin
    ```
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