Root priv requirement in install noted

Signed-off-by: Dj Walker-Morgan <[email protected]>

Author: djw-m

product_docs/docs/postgres_for_kubernetes/1/kubectl-plugin.mdx

@@ -42,10 +42,10 @@ For example, let's install the 1.24.1 release of the plugin, for an Intel based
 wget https://github.com/EnterpriseDB/kubectl-cnp/releases/download/v1.24.1/kubectl-cnp_1.24.1_linux_x86_64.deb --output-document kube-plugin.deb
 ```
 
-Then, install from the local file using `dpkg`:
+Then, with super user privileges, install from the local file using `dpkg`:
 
 ``` sh
-dpkg -i kube-plugin.deb
+sudo dpkg -i kube-plugin.deb
 (Reading database ... 6688 files and directories currently installed.)
 Preparing to unpack kube-plugin.deb ...
 Unpacking kubectl-cnp (1.24.1) ...
@@ -61,10 +61,10 @@ Intel 64 bit machine. Note the `--output` flag to provide a file name.
 curl -L https://github.com/EnterpriseDB/kubectl-cnp/releases/download/v1.24.1/kubectl-cnp_1.24.1_linux_x86_64.rpm --output kube-plugin.rpm
 ```
 
-Then install with `yum`, and you're ready to use:
+Then, with super user privileges, install with `yum`, and you're ready to use:
 
 ``` sh
-yum --disablerepo=* localinstall kube-plugin.rpm
+sudo yum --disablerepo=* localinstall kube-plugin.rpm
 __OUTPUT__
 Failed to set locale, defaulting to C.UTF-8
 Dependencies resolved.