🌱 Only run allowed checks in different modes

[azeemshaikh38]

• Please check if the PR fulfills these requirements

• Tests for the changes have been added (for bug fixes / features)
• PR title follows the guidelines defined in https://github.com/ossf/scorecard/blob/main/CONTRIBUTING.md#pr-process

• What kind of change does this PR introduce? (Bug fix, feature, docs update, ...)
  Replace file parsing logic for recognizing supported/unsupported checks.

• Does this PR introduce a breaking change? (What changes might users need to make in their application due to this PR?)
  No.

[github-actions]

Integration tests success for
[d46b0c6]
(https://github.com/ossf/scorecard/actions/runs/1779860555)

[github-actions]

Integration tests success for
[a4a50e7]
(https://github.com/ossf/scorecard/actions/runs/1779866753)

[codecov-commenter]

Codecov Report

Merging #1579 (24fe581) into main (eac2aec) will increase coverage by 0.17%.
The diff coverage is 59.09%.

@@            Coverage Diff             @@
##             main    #1579      +/-   ##
==========================================
+ Coverage   54.88%   55.05%   +0.17%     
==========================================
  Files          72       72              
  Lines        6271     6295      +24     
==========================================
+ Hits         3442     3466      +24     
  Misses       2604     2604              
  Partials      225      225              

[github-actions]

Integration tests success for
[88d840a]
(https://github.com/ossf/scorecard/actions/runs/1790421347)

[laurentsimon]

LGTM overall. Added a question abt the reasoning behind moving the type from checks.yaml to the check's implementation

[github-actions]

Integration tests success for
[e0fbca2]
(https://github.com/ossf/scorecard/actions/runs/1802845102)

[github-actions]

Integration tests success for
[039b97c]
(https://github.com/ossf/scorecard/actions/runs/1807869831)

[github-actions]

Integration tests success for
[c12f6ba]
(https://github.com/ossf/scorecard/actions/runs/1809159113)

[github-actions]

Integration tests success for
[24fe581]
(https://github.com/ossf/scorecard/actions/runs/1809415597)