Set check-ansible-aio-build to use devstack-trusty image

Set the check job to use the devstack-trusty image instead of the bare-trusty
image as the bare-trusty image has conflicting packages installed on it.

Change-Id: Ieb64b9c6546bdd7ad3c24c958fc9ac01ec0bee66
Merge "Set check-ansible-aio-build to use devstack-trusty image"