Merge branch '6.4' into 7.0

* 6.4:
  [Filesystem] Fix str_contains deprecation
  [Security] Correctly initialize the voter property
  [ErrorHandler] Skip failing tests when "xdebug.file_link_format" option is defined
  [FrameworkBundle] Fix typo
  Update `changed-translation-files` step with native git diff command
  [DependencyInjection] fix XmlDumper when a tag contains also a 'name' property
  [Lock] Check the correct SQLSTATE error code for MySQL
  [ErrorHandler] Fix `ErrorHandlerTest::tearDown()` visibility
  [Lock] compatiblity with redis cluster 7
  fix: typo
  [Messenger] trigger retry logic when message is a redelivery
  [PropertyAccess] Fix checking for missing properties
  add missing invalid extension error entry

CHANGELOG.md

@@ -22,7 +22,6 @@ CHANGELOG
  * Add `HandlerDescriptor::getOptions`
  * Add support for multiple Redis Sentinel hosts
  * Add `--all` option to the `messenger:failed:remove` command
- * `RejectRedeliveredMessageException` implements `UnrecoverableExceptionInterface` in order to not be retried
  * Add `WrappedExceptionsInterface` interface for exceptions that hold multiple individual exceptions
  * Deprecate `HandlerFailedException::getNestedExceptions()`, `HandlerFailedException::getNestedExceptionsOfClass()`
    and `DelayedMessageHandlingException::getExceptions()` which are replaced by a new `getWrappedExceptions()` method

Exception/RejectRedeliveredMessageException.php

@@ -14,6 +14,6 @@
 /**
  * @author Tobias Schultze <http://tobion.de>
  */
-class RejectRedeliveredMessageException extends RuntimeException implements UnrecoverableExceptionInterface
+class RejectRedeliveredMessageException extends RuntimeException
 {
 }