Do not list OAC when unnecessary

[GregdTd]

• fix: do not look for oac if shouldBlockBucketPublicAccess is false
• doc: update permission in README

[codecov-commenter]

Codecov Report

All modified and coverable lines are covered by tests :white_check_mark:

Project coverage is 83.18%. Comparing base (cbf7838) to head (5c3f433).

:exclamation: Your organization needs to install the Codecov GitHub app to enable full functionality.

Additional details and impacted files

```diff @@ Coverage Diff @@ ## main #60 +/- ## ========================================== + Coverage 83.14% 83.18% +0.03% ========================================== Files 13 13 Lines 451 452 +1 Branches 85 85 ========================================== + Hits 375 376 +1 Misses 76 76 ```

:umbrella: View full report in Codecov by Sentry.
:loudspeaker: Have feedback on the report? Share it here.

[LaliloCI]

:tada: This PR is included in version 3.3.1 :tada:

The release is available on:

• npm package (@latest dist-tag)
• GitHub release

Your semantic-release bot :package::rocket: