Updated openstack/openstack
Project: openstack/neutron  b74ceff93ee82d6c2b97d4d0d4333797411f0d0a

Fix sleep function call

Remove time.sleep method reference in class and use time.sleep directly.

Change-Id: Ib4c02061b29c0d584d603746a78ab50922f781c3
Closes-Bug: 1375698