Merge pull request #43559 from sagidlow/BZ-1906726

BZ-1906726: Adding a note to the Getting Started with CLI about namespaces

Author: sagidlow

modules/cli-using-cli.adoc

@@ -45,6 +45,11 @@ $ oc new-app https://github.com/sclorg/cakephp-ex
 
 Use the `oc get pods` command to view the pods for the current project.
 
+[NOTE]
+====
+When you run `oc` inside a pod and do not specify a namespace, the namespace of the pod is used by default.
+====
+
 [source,terminal]
 ----
 $ oc get pods -o wide