Merge branch '8.1' into 8.2

* 8.1:
  [Console] Report a validation error instead of a TypeError on numeric arguments and options
  [FrameworkBundle][AssetMapper] Stop versioning the assets the mapper already resolved
  [Messenger][Doctrine] Do not lose the signals raised while fetching
  [Messenger] Drop the messages queued by a failed nested dispatch
  [HttpFoundation] Require the ffff marker when detecting IPv4-mapped addresses
  [HttpFoundation] Fix IpUtils::anonymize() for non-canonical IPv4-mapped addresses

# Conflicts:
#	src/Symfony/Bundle/FrameworkBundle/DependencyInjection/FrameworkExtension.php
#	src/Symfony/Bundle/FrameworkBundle/Tests/DependencyInjection/FrameworkExtensionTestCase.php