Fixed markdown in tabs. (#35504)

* Fixed markdown in tabs.

* Removed {{< note >}} shortcode.

Author: Shubham82

content/en/docs/tasks/tools/install-kubectl-linux.md

@@ -112,17 +112,11 @@ For example, to download version {{< param "fullversion" >}} on Linux, type:
    sudo apt-get update
    sudo apt-get install -y ca-certificates curl
    ```
-   
-   {{< note >}}
-   
    If you use Debian 9 (stretch) or earlier you would also need to install `apt-transport-https`:
-    
-    ```shell
-    sudo apt-get install -y apt-transport-https
-    ```
-   
-   {{< /note >}}
-   
+   ```shell
+   sudo apt-get install -y apt-transport-https
+   ```
+
 2. Download the Google Cloud public signing key:
 
    ```shell
@@ -144,7 +138,8 @@ For example, to download version {{< param "fullversion" >}} on Linux, type:
 
 {{% /tab %}}
 
-{{< tab name="Red Hat-based distributions" codelang="bash" >}}
+{{% tab name="Red Hat-based distributions" %}}
+```bash
 cat <<EOF | sudo tee /etc/yum.repos.d/kubernetes.repo
 [kubernetes]
 name=Kubernetes
@@ -154,7 +149,9 @@ gpgcheck=1
 gpgkey=https://packages.cloud.google.com/yum/doc/yum-key.gpg https://packages.cloud.google.com/yum/doc/rpm-package-key.gpg
 EOF
 sudo yum install -y kubectl
-{{< /tab >}}
+```
+
+{{% /tab %}}
 {{< /tabs >}}
 
 ### Install using other package management