fix(ip_public): Exclude IPv4 Link Local

[jfagoagas]

• Please check if the PR fulfils these requirements

• Tests for the changes have been added

• Docs have been added / updated

• All CI checks are green

(venv) ➜  time python -m pytest tests/plugins/ip_public_test.py       
================================================================================ test session starts ================================================================================
platform darwin -- Python 3.11.10, pytest-7.4.3, pluggy-1.5.0
rootdir: /Users/pepin/Desktop/Code/Prowler/detect-secrets
collected 17 items                                                                                                                                                                  

tests/plugins/ip_public_test.py .................                                                                                                                             [100%]

================================================================================ 17 passed in 0.09s =================================================================================
python -m pytest tests/plugins/ip_public_test.py  0.24s user 0.06s system 98% cpu 0.302 total

• What kind of change does this PR introduce?
  This PR fixes a bug with the IPPublicDetector since an IPv4 Link Local address was being flagged as public.

• What is the current behaviour?
  IPv4 Link Local addresses 169.254/16 are being flagged as public.

• What is the new behaviour (if this is a feature change)?
  Exclude 169.254/16 from the IPPublicDetector.

• Does this PR introduce a breaking change?
  No.

• Other information:

[jfagoagas]

Pinning @lorenzodb1 @KevinHock @domanchi to see if this can get a review soon. Thanks in advance!!

[lorenzodb1]

Thank you for your contribution!

[jfagoagas]

Hello @lorenzodb1 is there any ETA to have this included in a new release? Is something we do really need and we are trying not to vendor/fork the repository.

Thank you!

[jfagoagas]

@lorenzodb1 @KevinHock @domanchi Any updates for a new release? Thanks!

[lorenzodb1]

@jfagoagas we're planning to make a release soon. Either @jpdakran or myself will make one. Thank you for your patience.