Bump friendsoftwig/twigcs from 5.1.0 to 6.0.0

Bumps [friendsoftwig/twigcs](https://github.com/friendsoftwig/twigcs) from 5.1.0 to 6.0.0.
- [Release notes](https://github.com/friendsoftwig/twigcs/releases)
- [Upgrade guide](https://github.com/friendsoftwig/twigcs/blob/main/doc/upgrade.md)
- [Commits](https://github.com/friendsoftwig/twigcs/compare/v5.1.0...v6.0.0)

---
updated-dependencies:
- dependency-name: friendsoftwig/twigcs
  dependency-type: direct:development
  update-type: version-update:semver-major
...

Signed-off-by: dependabot[bot] <support@github.com>

composer.json

@@ -123,7 +123,7 @@
         "dama/doctrine-test-bundle": "^6.0",
         "doctrine/doctrine-fixtures-bundle": "~3.0",
         "friendsofphp/php-cs-fixer": "~2.13",
-        "friendsoftwig/twigcs": "^5.1",
+        "friendsoftwig/twigcs": "^6.0",
         "m6web/redis-mock": "^5.0",
         "php-http/mock-client": "^1.0",
         "phpstan/extension-installer": "^1.0",