Re-order setup-openstack play to match the gate check order
Re-order setup-openstack play to match the gate check order

This patch re-orders the setup-openstack playbook to match
the order in which the gate check is executed.

Change-Id: I9e83a3b276fb99674cce7ee19a6e1ad860924492
Closes-Bug: #1481355
(cherry picked from commit 5a5012996a3572249e2c3b418fcf84a514ac7263)

VaneCloud/openstack-ansible,VaneCloud/openstack-ansible,yanyao/openstack-deployment,yanyao/openstack-deployment,yanyao/openstack-deployment,yanyao/openstack-deployment,VaneCloud/openstack-ansible