Revert "Temporarily disable vexxhost ca-ymq-1"
Revert "Temporarily disable vexxhost ca-ymq-1"

This reverts commit 685070c5445826e2a69c71d149dca43d9a37bb88.

Change-Id: Ia8903686f940a26a2829094b4611c5a44d3df546

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