feat: New gen-ai category for all relevant checks.

[metahertz]

Context

With the growing number of Generative AI, Machine Learning and LLM training services, we are adding a new 'gen-ai' category to allow AI related service checks to be found/run more easily.

Description

Only changes are addition of new item in the categories list within specific checks' .json file.

Checklist

• Are there new checks included in this PR? No
• [Y] Review if the code is being covered by tests.
• [Y] Review if code is being documented following this specification https://github.com/google/styleguide/blob/gh-pages/pyguide.md#38-comments-and-docstrings
• [N] Review if backport is needed.

License

By submitting this pull request, I confirm that my contribution is made under the terms of the Apache 2.0 license.

[jfagoagas]

Great one, thanks @metahertz 👏

[codecov]

Codecov Report

All modified and coverable lines are covered by tests ✅

Project coverage is 90.13%. Comparing base (7eb01aa) to head (369d707).
Report is 4 commits behind head on master.

Additional details and impacted files

@@            Coverage Diff             @@
##           master    #6450      +/-   ##
==========================================
- Coverage   93.78%   90.13%   -3.65%     
==========================================
  Files          65     1183    +1118     
  Lines        6211    36349   +30138     
==========================================
+ Hits         5825    32764   +26939     
- Misses        386     3585    +3199     

Flag	Coverage Δ
api	?
prowler	90.13% <ø> (?)

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Components	Coverage Δ
prowler	90.13% <ø> (∅)
api	∅ <ø> (∅)