chore: add unit tests to test the Run function of argocd CLI commands

[onasser1]

Checklist:

• (c) this does not need to be in the release notes.
• The title of the PR states what changed and the related issues number (used for the release note).
• The title of the PR conforms to the Title of the PR
• I've included "Closes [ISSUE #]" or "Fixes [ISSUE #]" in the description to automatically close the associated issue.
• I've updated both the CLI and UI to expose my feature, or I plan to submit a second PR with them.
• Does this PR require documentation updates?
• I've updated documentation as required by this PR.
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• I have written unit and/or e2e tests for my change. PRs without these are unlikely to be merged.
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Related #24684

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[onasser1]

/assign

[onasser1]

Could you review this when you're free, please? @nitishfy

[codecov]

Codecov Report

✅ All modified and coverable lines are covered by tests.
✅ Project coverage is 60.68%. Comparing base (0679215) to head (858dcdc).

Additional details and impacted files

@@            Coverage Diff             @@
##           master   #24780      +/-   ##
==========================================
- Coverage   60.73%   60.68%   -0.05%     
==========================================
  Files         404      404              
  Lines       66168    66168              
==========================================
- Hits        40186    40157      -29     
- Misses      22722    22750      +28     
- Partials     3260     3261       +1     

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[nitishfy]

I don't think it's the correct way to test the Run function. Infact, i'm not sure how is this testing the Run function either. Is this PR ready for review? If no, i'd consider putting it as draft.