- moved vars file under vars to avoid failure to load file (newer
version raise error if you try to put vars outside vars/defaults as
it will assume they are broken playbooks.
- added missing file-modes on few tasks
Change-Id: I7217469d089b655ee16cd038391cffa4197c8c83
Part-Of: https://review.opendev.org/c/zuul/zuul-jobs/+/773245