Run keystone.client on first node first

When keystone client is enabled on multiple nodes running this state
simultaneously may lead failures as we can't create the same resources
concurrently.
This patch ensure that we run keystone.client on *01* node first and
than apply it on all nodes.

Change-Id: I8eca31469a74b28cd109dfdc9ba7b6455f932d50
1 file changed