* 8.1:
  Bump Symfony version to 8.1.0
  Update VERSION for 8.1.0-RC1
  Update CHANGELOG for 8.1.0-RC1
  Bump scorecards workflow branch to 8.2
  Update PR template for 8.2
  CS fix
  [Security] Don't honor user-supplied _failure_path on failure_forward
  [Routing] Fix dot-segment encoding for chained "../" and "./" in generated URLs
  [HtmlSanitizer] Sanitize URL attributes on <object>, <applet>, <iframe>, <img>, and the URL inside <meta http-equiv="refresh"> content
  [HtmlSanitizer] Reject percent-encoded BiDi marks and Unicode whitespace in URLs
  [Mailer] Pin Mailomat webhook signature algorithm to SHA-256
  [HttpFoundation] Block IPv6 transition forms in IpUtils::PRIVATE_SUBNETS
  [HttpClient] Block IPv6 transition forms in NoPrivateNetworkHttpClient

…inerTest.php file (oliverquynh)

This PR was merged into the 8.2 branch.

Discussion
----------

[DependencyInjection] Remove unused variables from ContainerTest.php file

| Q             | A
| ------------- | ---
| Branch?       | 8.2
| Bug fix?      | no
| New feature?  | no
| Deprecations? | no
| Issues        | -
| License       | MIT

There are some unsed variables in ContainerTest.php file. Therefore, I remove them.

Commits
-------

4aebb13 Remove unused variables from ContainerTest.php file

* 8.1:
  Fix post-merge cleanups for #64389
  [Yaml] Replace @dataProvider annotation with #[DataProvider] attribute in InlineTest
  Migrate `configureSchema()` to DBAL's editor API
  [Yaml] Fix parsing inline anchored values
  [Dotenv] Don't truncate external env vars containing $ when referenced via ${...} indirection
  Remove usage of Kernel::VERSION
  [Translation] Fix XLIFF 2 catalog metadata
  Bump Symfony version to 8.0.14
  Update VERSION for 8.0.13
  Update CHANGELOG for 8.0.13
  Bump Symfony version to 7.4.14
  Update VERSION for 7.4.13
  Update CHANGELOG for 7.4.13
  Bump Symfony version to 6.4.42
  Update VERSION for 6.4.41
  Update CONTRIBUTORS for 6.4.41
  Update CHANGELOG for 6.4.41
  [ObjectMapper] Fix TargetClass generic in ConditionCallableInterface

* 8.1:
  Fix merge

* 8.1:
  Add call to backers in README files

* 8.1:
  Shopware is backing Symfony 8.1, thanks to them!
  Mailtrap is backing Ssymfony 8.1, thanks to them!
  Les-Tilleuls.coop is backing Symfony 8.1, thanks to them!
  TYPO3 is backing Symfony 8.1, thanks to them!