Disable packethost due to mirror outages
Disable packethost due to mirror outages

The mirror keeps getting shutdown which leads to jobs failing in pre-run
and restarting. This is just thrashing things and could lead to
failures. Lets disable the region until we understand the problem.

Change-Id: Ied3fd534dc029868fb770280c01bb564078c5a3d

openstack-infra/project-config,openstack-infra/project-config