Add keystone service endpoints to OpenStack labs

- Move to system.keystone.client.core from single
- Add haproxy for nova-placement

Change-Id: Ibcf16ad15ddf21d89eaefc9f8ced5609ac3ea981
diff --git a/classes/cluster/sl_os_ovs/openstack/control.yml b/classes/cluster/sl_os_ovs/openstack/control.yml
index 27e3f7f..5cf07fa 100644
--- a/classes/cluster/sl_os_ovs/openstack/control.yml
+++ b/classes/cluster/sl_os_ovs/openstack/control.yml
@@ -28,6 +28,7 @@
 - system.galera.server.database.heat
 - system.galera.server.database.keystone
 - system.galera.server.database.nova
+- system.haproxy.proxy.listen.openstack.nova-placement
 - cluster.sl_os_ovs
 parameters:
   _param: