update regression matrix to include old k8s

[vepatel]

Proposed changes

• update regression matrix to include old k8s

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 52.54%. Comparing base (6ce3e72) to head (03c82a3).
Report is 8 commits behind head on main.

Additional details and impacted files

@@            Coverage Diff             @@
##             main    #6974      +/-   ##
==========================================
- Coverage   52.57%   52.54%   -0.03%     
==========================================
  Files          88       88              
  Lines       20789    20803      +14     
==========================================
+ Hits        10929    10931       +2     
- Misses       9403     9417      +14     
+ Partials      457      455       -2     

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