- Drop pkgs/tools/admin/ansible and move everything into top-level and
throws into central aliases.nix
- Drop the Ansible 2.8 throw
- Remove Ansible 2.9/2.10, both will be EOL before the 22.05 release
- Remove Ansible 2.11, it will go EOL during the 22.05 release
- Expose the collections as `python3Packages.ansible`
Closes: #157591