Renaming the user in ANP

Author: mpandya15

networking/network_security/network_policy/about-network-policy.adoc

@@ -9,7 +9,7 @@ endif::openshift-dedicated,openshift-rosa[]
 
 toc::[]
 
-As a cluster administrator, you can define network policies that restrict traffic to pods in your cluster.
+As a developer, you can define network policies that restrict traffic to pods in your cluster.
 
 include::modules/nw-networkpolicy-about.adoc[leveloffset=+1]