feat(filters): add resource type filter for findings

[paabloLC]

Description

• Updated to use the new endpoint /findings/metadata for dynamic filters.
• Added a resource type filter for findings.

Checklist

• Are there new checks included in this PR? Yes / No
  • If so, do we need to update permissions for the provider? Please review this carefully.
• 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
• 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.

[prowler-bot]

💚 All backports created successfully

Status	Branch	Result
✅	v5.1

Questions ?

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