Merge branch '8.1' into 8.2

* commit '4cc2a13e538c7b08a0cfa0c7190dd91dcf45df59':
  Revert "[TwigBridge] Cap to twig <3.29"
  Revert "[TwigBridge] Cap to twig <3.29"
  [ErrorHandler] Remove the backtrace from the array kept by FatalError
  [Messenger] Fix sub-second delays being lost by the Doctrine transport
  [Validator] Review Croatian translations
  [Translation] Reviewing french validator translations
  [FrameworkBundle] Fix DotenvVault corrupting a value that contains a back-reference
  Add the named-arguments rule to the review skill
  Add the test-comment, docblock and line-break rules to the review and authoring skills
  Add the config-tree rule to the review skill
  [SecurityBundle] Make the remember-me config tree independent from the session config
  [Form][Security][Validator] Review Macedonian (mk) translations
  [Process] Widen the timing bound of testIteratorInputDoesNotWaitForOutput
  [Translation] Review Brazilian Portuguese validator messages