Add OS dashboard role to Salt Master node

Change-Id: I0f1943bd26266ec3ad3fe6a4672ec1bd9f3761df
diff --git a/classes/cluster/sl_os_ovs/infra/config.yml b/classes/cluster/sl_os_ovs/infra/config.yml
index dfe2a2e..3632de7 100644
--- a/classes/cluster/sl_os_ovs/infra/config.yml
+++ b/classes/cluster/sl_os_ovs/infra/config.yml
@@ -19,6 +19,7 @@
 - system.reclass.storage.system.stacklight_server_cluster
 - cluster.sl_os_ovs.openstack.proxy
 - cluster.sl_os_ovs.stacklight.proxy
+- cluster.sl_os_ovs.openstack.dashboard
 - cluster.sl_os_ovs
 parameters:
   _param: