Disable Designate on Ubuntu
Disable Designate on Ubuntu

It's unstable in CI, second puppet run is not idempotent because
Designate MDS is not starting well for the first time.

Disabling it for now, until we find out what was wrong.

Change-Id: Ie2a9a33e301b2795f08b54d42439ebf5ad4e5a32

openstack/puppet-openstack-integration,openstack/puppet-openstack-integration,openstack/puppet-openstack-integration