Merge branch '4.3' into 4.4

* 4.3:
  [FWBundle] Remove unused parameter
  [Intl] [Workflow] fixes English grammar typos
  [Filesystem] [Serializer] fixes English grammar typo
  [Messenger] Adding exception to amqp transport in case amqp ext is not installed
  [Monolog Bridge] Fixed accessing static property as non static.
  Improve Symfony description
  Add DateTimeZoneNormalizer into Dependency Injection
  [Messenger] Error when specified default bus is not among the configured
  [Validator] Add Japanese translation
  [Workflow] Apply the same logic of precedence between the apply() and the buildTransitionBlockerList() method
  Remove some unused methods parameters
  Avoid empty \"If-Modified-Since\" header in validation request
  [Security] Fix SwitchUser is broken when the User Provider always returns a valid user
  Fix error message according to the new regex
  compatibility with DoctrineBundle 2
  [Validator] ConstraintValidatorTestCase: add missing return value to mocked validate method calls

Author: Robin Chalas

Firewall/SwitchUserListener.php

@@ -148,7 +148,6 @@ private function attemptSwitchUser(Request $request, string $username): ?TokenIn
 
             try {
                 $this->provider->loadUserByUsername($nonExistentUsername);
-                throw new \LogicException('AuthenticationException expected');
             } catch (AuthenticationException $e) {
             }
         } catch (AuthenticationException $e) {