Fix for group role assignement

This patch contains fix for groups role assignment
for heat template.

Change-Id: Ifb9263afafca8365856f7516c2ae9ca6f1cbd9f9

orm/services/resource_distributor/rds/services/yaml_group_builder.py

@@ -58,6 +58,7 @@ def yamlbuilder(alldata, region):
             'type': 'OS::Keystone::GroupRoleAssignment\n',
             'properties': {
                 'group': "%s" % group_name,
+                'group_domain': "%s" % jsondata['domain_name'],
                 'roles': roles
             }
         }