The pre-existing environment files which used to enable the
deployment of Ceph on baremetal are now migrated to deploy
Ceph in containers instead.
Also see change I1dea3b7665dc0da2ab30a89e077ba36cd36b05fd
Related-Bug: 1744714
Change-Id: I8fe56227fe83345178f728d7ae15d7c8fbafb11b