* 5.4:
  not registered definitions must not be modified
  [String] Fix Inflector for 'hardware'
  Bump Symfony version to 5.4.41
  Update VERSION for 5.4.40
  Update CONTRIBUTORS for 5.4.40
  Update CHANGELOG for 5.4.40

…on of -a ending foreign words

* 5.4: (21 commits)
  [SecurityBundle] Add `provider` XML attribute to the authenticators it’s missing from
  [DoctrineBridge] Test reset with a true manager
  Sync php-cs-fixer config file with 7.2
  [HttpClient] Fix parsing SSE
  [Notifier] Fix thread key in GoogleChat bridge
  [HttpKernel][Security] Fix accessing session for stateless request
  [Serializer] Fix `ObjectNormalizer` with property path
  test handling of special "value" constraint option
  [PhpUnitBridge] Add missing import
  [FrameworkBundle] Fix setting default context for certain normalizers
  [57251] Missing translations for Romanian (ro)
  [ErrorHandler] Fix rendered exception code highlighting on PHP 8.3
  [String] Fix #54611 pluralization of -on ending words + singularization of -a ending foreign words
  [Validator] [UniqueValidator] Use correct variable as parameter in (custom) error message
  [Messenger] Comply with Amazon SQS requirements for message body
  fix cssColor HSLA test dataProvider
  properly handle invalid data for false/true types
  chore: upgrade class doc
  add space in error message
  [Messenger] [Amqp] Handle AMQPConnectionException when publishing a message.
  ...

The ByteString::snake and AbstractUnitcodeString::snake methods had a bug that caused incorrect string conversion results for all uppercase words separated by space or "_" character.
Ex. "GREAT SYMFONY" was converted to "greatsymfony" instead of "great_symfony"

* 5.4:
  [HttpClient][Mailer] Revert "Let curl handle transfer encoding", use HTTP/1.1 for Mailgun
  Reviewed Catalan missing translations
  Fix typo: synchronous -> synchronously
  [Serializer] Check if exception message in test is correct
  Ibexa is sponsoring Symfony 5.4, thanks to them! \o/
  [String] Add `alias` case to `EnglishInflector`

… methods (arczinosek)

This PR was merged into the 5.4 branch.

Discussion
----------

[String] Fixed u()->snake(), b()->snake() and s()->snake() methods

| Q             | A
| ------------- | ---
| Branch?       | 5.4
| Bug fix?      | yes
| New feature?  | no
| Deprecations? | no
| Issues        | Fix #57464
| License       | MIT

[String] ByteString::snake and AbstractUnitcodeString::snake methods doesn't convert all uppercase words in the right way.

For example, string "GREAT SYMFONY" is converted to "greatsymfony" instead of "great_symfony".

Commits
-------

f93113e80e [String] Fix *String::snake methods

* 5.4:
  [Filesystem] Fix Filesystem::remove() on Windows
  [DoctrineBridge] Fix compat with DI >= 6.4
  [String] Fix *String::snake methods