fix(query): fix fp for s3_bucket_logging_disabled

[cx-andre-pereira]

Closes #7515

Reason for Proposed Changes

• This query must guarantee bucket logging is enabled, however it does not currently account for buckets which are themselves logging buckets in the first place.
• Given this, logging buckets are getting wrongfully flagged. Many false positives might result from this lack of case handling, moreover enforcing this condition could easily result in recursive logging loops.

Proposed Changes

• I have implemented a simple is_logging_target policy that ensures buckets that are referenced as logging targets for another bucket do not get flagged.
• Test "negative4" has been added to exemplify that logging buckets will not be flagged.

Note : There could be a need for a similar implementation on "module" type bucket declaration (negative2 / positive2), but i could not replicate this false positive detection with that declaration structure.

I submit this contribution under the Apache-2.0 license.

[cx-artur-ribeiro]

LGTM! Nice work.