* 6.4:
  fix merge
  [VarDumper] Test intl formatter broken since dumper does not replace the nnbsp character by standard space
  [WebProfilerBundle] Fix intercept external redirects
  [Webhook] Added missing XML attribute in config XSD
  [String] Skip a test when an issue is detected in PCRE2
  [ExpressionLanguage] Fix null coalescing propagation
  [Mailer] Stop using the (local) AWS shared configuration in the PHPUnit tests.
  detect colors on not windows
  fix xterm detection
  refactor: hyper check
  Missing translations for Slovak (sk) #51954
  Remove redundant PHPdoc line
  properly handle SYMFONY_DOTENV_VARS being the empty string
  Avoid incompatibility with symfony/console 7
  bug #45057 [Messenger] Avoid reconnecting active Redis connections.
  [HttpKernel] Catch `TypeError` if the wrong type is used in `BackedEnumValueResolver`
  [Serializer] fix regression where nullable int cannot be serialized
  do not overwrite an application's default serialization context

…ibutes

* 6.4:
  Fix implicitly-required parameters
  minor #53524 [Messenger] [AmazonSqs] Allow `async-aws/sqs` version 2 (smoench)
  Fix bad merge
  List CS fix in .git-blame-ignore-revs
  Fix implicitly-required parameters
  List CS fix in .git-blame-ignore-revs
  Apply php-cs-fixer fix --rules nullable_type_declaration_for_default_null_value
  [Messenger][AmazonSqs] Allow async-aws/sqs version 2

* 7.0:
  List CS fix in .git-blame-ignore-revs
  Fix implicitly-required parameters
  minor #53524 [Messenger] [AmazonSqs] Allow `async-aws/sqs` version 2 (smoench)
  Fix bad merge
  List CS fix in .git-blame-ignore-revs
  Fix implicitly-required parameters
  List CS fix in .git-blame-ignore-revs
  Apply php-cs-fixer fix --rules nullable_type_declaration_for_default_null_value
  [Messenger][AmazonSqs] Allow async-aws/sqs version 2

* 6.4:
  Auto-close PRs on subtree-splits
  review German translation

* 7.0:
  Auto-close PRs on subtree-splits
  review German translation

* 6.4:
  Remove subtree split checks
  Revert "minor #54653 Auto-close PRs on subtree-splits (nicolas-grekas)"

* 7.0:
  Remove subtree split checks
  Revert "minor #54653 Auto-close PRs on subtree-splits (nicolas-grekas)"

* 6.4:
  Add PR template and auto-close PR on subtree split repositories

* 7.1:
  Add PR template and auto-close PR on subtree split repositories

This PR was merged into the 7.2 branch.

Discussion
----------

[Mailer] deprecate the TransportFactoryTestCase

| Q             | A
| ------------- | ---
| Branch?       | 7.2
| Bug fix?      | no
| New feature?  | no
| Deprecations? | yes
| Issues        |
| License       | MIT

Commits
-------

e878066cac8 deprecate the TransportFactoryTestCase

Updated the CHANGELOG to reflect the addition of custom headers support in the Amazon SES API mailer. This change will be available starting from version 7.3 instead of 7.2 as per #58761.