Move OS Dashboard to ctl nodes in OS HA OVS

Change-Id: I2aef7d99373152bb192d9b66e93da3a74afe8639
diff --git a/classes/cluster/os_ha_ovs/infra/config.yml b/classes/cluster/os_ha_ovs/infra/config.yml
index bbc9975..783586f 100644
--- a/classes/cluster/os_ha_ovs/infra/config.yml
+++ b/classes/cluster/os_ha_ovs/infra/config.yml
@@ -23,7 +23,6 @@
 - system.mysql.client.database.neutron
 - system.reclass.storage.system.openstack_control_cluster
 - cluster.os_ha_ovs.openstack.proxy
-- cluster.os_ha_ovs.openstack.dashboard
 - cluster.os_ha_ovs
 parameters:
   _param:
@@ -51,7 +50,7 @@
       site:
         nginx_proxy_openstack_web:
           proxy:
-            host: prx
+            host: ${_param:openstack_control_address}
         nginx_proxy_openstack_api_heat_cfn:
           enabled: false
   salt: