Merge commit '44ede5a6' into main

.Build/gitlab-ci/README.md

.Build/gitlab-ci/extension-gitlab-ci.yml

.Build/gitlab-ci/extension/php-cs-fixer.php

.Build/gitlab-ci/extension/typo3-rector.php

.Build/gitlab-ci/extension/typoscript-lint.yml

.Build/gitlab-ci/php-cs-fixer/Project.php

.Build/gitlab-ci/project-gitlab-ci.yml

.Build/gitlab-ci/project/php-cs-fixer.php

.Build/gitlab-ci/typo3-rector/Project.php

.Build/gitlab-ci/typoscript-lint/Project.yml