Don't skip processing the current item (FILE) before we give
BuildFileArrays the chance to process it as an item to eventually add to
the list of directories to lint with ansible-lint.
Fix#5789
Other related changes
- Add a new make target to open a shell in a Super-linter container.
- Use a fixed path for FILE_ARRAYS_DIRECTORY_PATH so we can verify its
contents in tests
- Remove redundant ValidateBooleanVariable in buildFileList because we
already check those variables in valudation.
- Move Ansible directory detection to a function so we can reuse it.
- Add missing exports for global configuration variables.
- Remove unused LOG_XXXX variables from tests. These should have been
deleted when we moved log variables to log.sh
- Initialize GITHUB_DOMAIN as documented in the README
- Configure other URLs according to GITHUB_DOMAIN
- Automatically fetch SSH key fingerprints for GITHUB_DOMAINS
