* gitlab_project: add option repository_access_level to disable repository
* gitlab_project: add option container_expiration_policy to schedule registry cleanup
* add chnagelog fragment
* Fix changelog fragment PR id
* Fix formatting
* Add required suboptions for container_expiration_policy
* Handle setting only a subset of policy attributes
* Fix changed indicator when policy attribute has null value
* Add descriptions to field clearing options in gitlab container_expiration_policy
