Merge branch '6.4' into 7.2

* 6.4:
  remove return type from AbstractObjectNormalizer::getAllowedAttributes()
  Bump Symfony version to 6.4.24
  Update VERSION for 6.4.23
  Update CONTRIBUTORS for 6.4.23
  Update CHANGELOG for 6.4.23
  [Console][Messenger] Fix: Allow UnrecoverableExceptionInterface to bypass retry in RunCommandMessageHandler

Author: xabbuh