This was previously defined in openstack-zuul-jobs, but
we're working out a way of keeping these in-repo, so move
it here.
This was entirely authored by David Simard.
Change-Id: I743b8e9011f717569589d9e16ac0228ad3d112d1
Co-Authored-By: David Moreau Simard <dmsimard@redhat.com>