adding asb auth as a secret.

roles/ansible_service_broker/tasks/install.yml

@@ -402,6 +402,8 @@
                 org:  {{ ansible_service_broker_registry_organization }}
                 tag:  {{ ansible_service_broker_registry_tag }}
                 white_list: {{  ansible_service_broker_registry_whitelist | to_yaml }}
+                auth_type: secret
+                auth_name: asb-registry-auth
               - type: local_openshift
                 name: localregistry
                 namespaces: ['openshift']