Remove extra namespaces field on configmap

roles/ansible_service_broker/templates/configmap.yaml.j2

@@ -19,7 +19,6 @@ data:
         auth_name: "{{ ansible_service_broker_registry_auth_name | default("") }}"
       - type: local_openshift
         name: localregistry
-        namespaces: ['openshift']
         white_list: {{ ansible_service_broker_local_registry_whitelist | to_yaml }}
         namespaces: {{ ansible_service_broker_local_registry_namespaces | to_yaml }}
     dao: