Form

• Throw when using DateTime or DateTimeImmutable model data with a different timezone than configured with the model_timezone option in DateType, DateTimeType, and TimeType
  (deprecated in [Form] Document a deprecation related to model_timezone #18475 and removed in Remove deprecated directive #18479)
• Make the "widget" option of date/time form types default to "single_text"
  (deprecated in [Form]  Deprecate not setting a value for widget option of date/time types #18511 and removed in [Form] Update the default value of widget option in date/time types #18512)

FrameworkBundle

• Make the http_method_override config option default to false
  (deprecated in Deprecate not setting a value for http_method_override option #18513 and removed in Update the default value of the http_method_override option #18514)
• Remove AbstractController::renderForm(), use render() instead
  (remove the only occurrence in [Form] Remove the deprecated renderForm() shortcut #18509)
• Remove the Symfony\Component\Serializer\Normalizer\ObjectNormalizer and
  Symfony\Component\Serializer\Normalizer\PropertyNormalizer autowiring aliases, type-hint against
  Symfony\Component\Serializer\Normalizer\NormalizerInterface or implement NormalizerAwareInterface instead
  Fixed in [Serializer] Custom normalizer deprecation #18602 and [Serializer] Custom normalizer update #18603.
• Remove the Http\Client\HttpClient service, use Psr\Http\Client\ClientInterface instead
  (the only mention to Http\Client\HttpClient is being removed in [HttpClient] Remove mentions to RequestFactory #18500)

Messenger

Fixed in #18520

• Remove MessageHandlerInterface and MessageSubscriberInterface, use #[AsMessageHandler] instead
• Remove StopWorkerOnSigtermSignalListener in favor of
  StopWorkerOnSignalsListener and make it configurable with SIGINT and
• Remove Symfony\Component\Messenger\Transport\InMemoryTransport and
  Symfony\Component\Messenger\Transport\InMemoryTransportFactory in favor of
  Symfony\Component\Messenger\Transport\InMemory\InMemoryTransport and
  Symfony\Component\Messenger\Transport\InMemory\InMemoryTransportFactory

Translation

• Remove PhpStringTokenParser
  (there are no mentions about this class in the docs)
• Remove PhpExtractor in favor of PhpAstExtractor
  (deprecated in [Translation] Deprecate the PhpExtractor #18515 and removed in [Translation] Update the PHP extraction information for Symfony 7.0 #18516)

TwigBundle

• Remove option twig.autoescape, use twig.autoescape_service[_method] instead
  (removed in [Twig] Remove the deprecated autoescape option #18517)
• Remove the Twig_Environment autowiring alias, use Twig\Environment instead
  (there are no occurrences of this in the docs)

Yaml

• Remove the !php/const: tag, use !php/const instead (without the colon)
  (the 45 occurrences of !php/const are free of the trailing :)

I've finished working on this issue.

There are still a few things to do related to Serializer and Messenger. Please, someone take care of those. Thanks a lot!

Concerning

Remove the Symfony\Component\Serializer\Normalizer\ObjectNormalizer and
Symfony\Component\Serializer\Normalizer\PropertyNormalizer autowiring aliases, type-hint against
Symfony\Component\Serializer\Normalizer\NormalizerInterface or implement NormalizerAwareInterface instead

I'm not sure how we should update this snippet:

Using NormalizerInterface doesn't seem to work because of a circular reference. 🤔 I wasn't able to make it work with the NormalizerAwareInterface/Trait as well.

Found how to update this one:

Preparing the PR 🙂

Closing as fixed completely! Thanks!