Add support of nova-placement into model

Without this fixes:
- nova placement  endpoint is absent
- it is not listened by haproxy

Change-Id: I5303b9364e023ee7ccc23d4ae217ad2a7b04d47e
diff --git a/classes/cluster/virtual-mcp-ocata-dvr/openstack/control.yml b/classes/cluster/virtual-mcp-ocata-dvr/openstack/control.yml
index 02ca8ae..06d8b6f 100644
--- a/classes/cluster/virtual-mcp-ocata-dvr/openstack/control.yml
+++ b/classes/cluster/virtual-mcp-ocata-dvr/openstack/control.yml
@@ -29,6 +29,7 @@
 - system.galera.server.database.heat
 - system.galera.server.database.keystone
 - system.galera.server.database.nova
+- system.haproxy.proxy.listen.openstack.nova-placement
 - cluster.virtual-mcp-ocata-dvr
 
 parameters: