Updated openstack/openstack
Project: openstack/nova  0b98d316df5aca2b2a52bae04a2c31f8fd841363

Fix class name for ServerGroupAffinityFilter

The class name for ServerGroupAffinityFilter is
ServerGroupAffinityFilter and not ServerGroupAntiAffinityFilter. The
wrong class lead to a wrong display on
http://docs.openstack.org/developer/nova/devref/filter_scheduler.html

Change-Id: I690a60cb70eab4837544ddd0bff6f1264e639592
Closes-Bug: #1360375