Add NIC+WAFv5 tests

[vepatel]

Proposed changes

• Add integration tests for NIC+WAFv5 https://github.com/nginxinc/kubernetes-ingress/actions/runs/10961969681/job/30440287709

Checklist

Before creating a PR, run through this checklist and mark each as complete.

• I have read the CONTRIBUTING doc
• I have added tests that prove my fix is effective or that my feature works
• I have checked that all unit tests pass after adding my changes
• I have updated necessary documentation
• I have rebased my branch onto main
• I will ensure my PR is targeting the main branch and pulling from my branch from my own fork

[codecov]

Codecov Report

All modified and coverable lines are covered by tests ✅

Project coverage is 53.24%. Comparing base (66c2285) to head (47c2e88).
Report is 4 commits behind head on main.

Additional details and impacted files

@@           Coverage Diff           @@
##             main    #6456   +/-   ##
=======================================
  Coverage   53.24%   53.24%           
=======================================
  Files          85       85           
  Lines       16015    16015           
=======================================
  Hits         8527     8527           
  Misses       7082     7082           
  Partials      406      406           

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