Fix test_storage_policy_quota_limit leaking containers

test_storage_policy_quota_limit is creating silver and default policy
contrainers but does not delete them. Due to that, other tests in pre
provisioned creds jb is facing race condition and fails

- https://b544a52b5e8bfd2163f2-7acdaeb08b6e8b73cd064b3790f4bf61.ssl.cf2.rackcdn.com/openstack/ce1de2a50caa419b9effc2bdcb41bcf5/testr_results.html

Change-Id: Ib8b2d7be8a13857a2b34d76f263ca34fd31813ed
Signed-off-by: Ghanshyam Maan <gmaan@ghanshyammann.com>
1 file changed