[minor] - print the env variable name in the output

[orsenthil]

Issue

Description

[minor] - update an unused variable

Checklist

• Added tests that cover your change (if possible)
• Added/modified documentation as required (such as the README.md, or the docs directory)
• Manually tested
• Made sure the title of the PR is a good description that can go into the release notes

BONUS POINTS checklist: complete for good vibes and maybe prizes?! 🤯

• Backfilled missing tests for code in same general area 🎉
• Refactored something and made the world a better place 🌟

[k8s-ci-robot]

Hi @orsenthil. Thanks for your PR.

I'm waiting for a kubernetes-sigs member to verify that this patch is reasonable to test. If it is, they should reply with /ok-to-test on its own line. Until that is done, I will not automatically test new commits in this PR, but the usual testing commands by org members will still work. Regular contributors should join the org to skip this step.

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[codecov-commenter]

Codecov Report

Merging #2610 (89a68ab) into main (ebe1a05) will not change coverage.
The diff coverage is n/a.

@@           Coverage Diff           @@
##             main    #2610   +/-   ##
=======================================
  Coverage   53.95%   53.95%           
=======================================
  Files         144      144           
  Lines        8196     8196           
=======================================
  Hits         4422     4422           
  Misses       3455     3455           
  Partials      319      319           

---

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[kishorj]

Its not unused; this change will print the env variable name instead of "KUBE CONFIG"

[k8s-ci-robot]

[APPROVALNOTIFIER] This PR is APPROVED

This pull-request has been approved by: kishorj, orsenthil

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