Updated openstack/openstack
Project: openstack/oslo-incubator  d7b49c24c095673a559e19c8b8aa3d4a6f157567

Remove extra whitespace

Remove space after "." at end of string that is not needed at all.
The gating in openstack-manuals complains about it when generating
documentation.

Change-Id: I10f07acd752024bdefb84ce1768addebd087c00c