Add ostree-support group to cloud
Since we are currently building atomic host media every night using
the cloud variant then we need to add ostree-support group if we
want to pull in new ostree tools into the ISO installer images.
Signed-off-by: Dusty Mabe <dusty@dustymabe.com>
(cherry picked from commit c02751a85fb31e63e0ca05812b91d32c9c5f7074)