Merge pull request #38736 from openshift-cherrypick-robot/cherry-pick-38613-to-main

[main] Fixed the issue in file nw-networkpolicy-project-defaults.adoc steps include misconfiguration.

Author: vikram-redhat

modules/nw-networkpolicy-project-defaults.adoc

@@ -46,7 +46,7 @@ objects:
   metadata:
     name: allow-from-same-namespace
   spec:
-    podSelector:
+    podSelector: {}
     ingress:
     - from:
       - podSelector: {}