feat(elbv2): add new check elbv2_is_in_multiple_az

[puchy22]

Context

Checks whether Elastic Load Balancer V2 (Application, Network, or Gateway Load Balancers) is configured with registered instances from at least the specified number of Availability Zones (AZs). The control fails if the load balancer does not span the minimum number of AZs specified.

Description

• Modify service to add AZs to ELBv2
• Test service changes
• Add configurable parameter for the check
• Add check logic
• Add unit testing for the check

Checklist

• Are there new checks included in this PR? Yes
  • If so, do we need to update permissions for the provider? No.
• Review if the code is being covered by tests.
• Review if code is being documented following this specification https://github.com/google/styleguide/blob/gh-pages/pyguide.md#38-comments-and-docstrings

License

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

[codecov]

Codecov Report

All modified and coverable lines are covered by tests ✅

Project coverage is 89.14%. Comparing base (dec5fb6) to head (5a83241).
Report is 20 commits behind head on master.

Additional details and impacted files

@@            Coverage Diff             @@
##           master    #4800      +/-   ##
==========================================
+ Coverage   89.08%   89.14%   +0.05%     
==========================================
  Files         923      931       +8     
  Lines       28274    28504     +230     
==========================================
+ Hits        25189    25409     +220     
- Misses       3085     3095      +10     

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[sergargar]

Please, add this to the documentation.

[github-actions]

You can check the documentation for this PR here -> Prowler Documentation

[github-actions]

You can check the documentation for this PR here -> Prowler Documentation

[sergargar]

👏🏼 👏🏼