Rename all of the modules

This is separate from the previous patch - it's just the results
of running the script so we can review the two a little independently.
We should probably squash them.

Change-Id: I838f15cf4a32455a5be20033c8ddc27db6ca15c0

ci/roles/auth/tasks/main.yml

@@ -1,6 +1,6 @@
 ---
 - name: Authenticate to the cloud
-  openstack.cloud.os_auth:
+  openstack.cloud.auth:
     cloud={{ cloud }}
 
 - debug: var=service_catalog