:sparkles: Validation for command-line flags

[naveensrinivasan]

What kind of change does this PR introduce?

feature

(Is it a bug fix, feature, docs update, something else?)

• [x] PR title follows the guidelines defined in our pull request documentation

What is the current behavior?

What is the new behavior (if this is a feature change)?**

• Included validation for command line flags.
• [x] Tests for the changes have been added (for bug fixes/features)

Which issue(s) this PR fixes

https://github.com/ossf/scorecard/issues/1693

Special notes for your reviewer

Does this PR introduce a user-facing change?

For user-facing changes, please add a concise, human-readable release note to the release-note

(In particular, describe what changes users might need to make in their application as a result of this pull request.)

Included validation for command line flags.

[codecov[bot]]

Codecov Report

Merging #1750 (dcfb280) into main (10d46d5) will increase coverage by 3.29%. The diff coverage is 88.09%.

@@            Coverage Diff             @@
##             main    #1750      +/-   ##
==========================================
+ Coverage   56.72%   60.02%   +3.29%     
==========================================
  Files          65       65              
  Lines        6378     6416      +38     
==========================================
+ Hits         3618     3851     +233     
+ Misses       2519     2318     -201     
- Partials      241      247       +6     

[github-actions[bot]]

Integration tests success for [3a3cb537355c642ab57bfa8a9ca5152f6120ac50] (https://github.com/ossf/scorecard/actions/runs/2004983485)

[github-actions[bot]]

Integration tests success for [a3c6b3828ec017ca9b73bfc453483b59dd0e34df] (https://github.com/ossf/scorecard/actions/runs/2054408186)

[github-actions[bot]]

Integration tests success for [01facbacc7c1f045b5d4e69b1c7ffe5d85315bd4] (https://github.com/ossf/scorecard/actions/runs/2054446273)

[github-actions[bot]]

Integration tests success for [dcfb28029295ff8701c61a08ad8037a4210d7e76] (https://github.com/ossf/scorecard/actions/runs/2055022441)

[azeemshaikh38]

@naveensrinivasan in our last sync you mentioned this PR needs more work. Let us know when this is ready for review.

[naveensrinivasan]

@naveensrinivasan in our last sync you mentioned this PR needs more work. Let us know when this is ready for review.

It is ready for review.

[github-actions[bot]]

Stale pull request message

[naveensrinivasan]

Not stale.