When Ansible collections are installed, they should be isolated.
Otherwise, they will be shared in any scheduled job.
This might cause issues when running different branch versions for instance.
This also replace `ANSIBLE_CALLBACK_WHITELIST` with `ANSIBLE_CALLBACK_ENABLED` as it's
going to be deprecated in Ansible 2.15.
Signed-off-by: Guillaume Abrioux <gabrioux@redhat.com>
This adds a new playbook for deploying ceph via cephadm.
This also adds a new dedicated tox file for CI purpose.
Signed-off-by: Dimitri Savineau <dsavinea@redhat.com>