Updated NetworkPolicy feature documentation to match feature documentation template
Which issue(s) this PR fixes
Fixes #
Special notes for reviewers
Cleaned up networkPolicy documentation, improved formatting, added more examples of networkPolicies and added sections to make it consist with the feature documentation template
What this PR does and why is it needed
Updated NetworkPolicy feature documentation to match feature documentation template
Which issue(s) this PR fixes
Fixes #
Special notes for reviewers
Cleaned up networkPolicy documentation, improved formatting, added more examples of networkPolicies and added sections to make it consist with the feature documentation template
How to verify it
Details to documentation updates
Description for the changelog
Does this PR introduce a user-facing change?