Tests are getting skipped when Sprout is not available.

[ranjeetsingh-23]

I am getting error on running below TC (test_vm_retirement_from_global_region_via_rest) as Sprout is not available with local test env.
https://github.com/ManageIQ/integration_tests/blob/master/cfme/tests/cloud_infra_common/test_retirement.py::test_vm_retirement_from_global_region_via_rest.

Error:-
Reason:-
E requests.exceptions.ConnectionError: HTTPConnectionPool(host='localhost', port=8000): Max retries exceeded with url: /appliances/api (Caused by NewConnectionError('<urllib3.connection.HTTPConnection object at 0x7f80e1210390>: Failed to establish a new connection: [Errno 111] Connection refused',))