Add CI jobs for testing an upgrade of a multinode system with Ceph
enabled. As for the existing upgrade job, we upgrade from the previous
release to the current release.
Change-Id: I931772ca4c63757769467a57c80dc0726a11167a
Depends-On: https://review.opendev.org/658162
(cherry picked from commit 78ee0287a7197aef35f59d06d64c086279ca66ec)