Updated openstack/openstack
Project: openstack/horizon  0f72558df4a15c9875ce37a0ab597f46a74f3528
null
Speed up unit tests without coverage

Previously coverage command is always used even if coverage is
not enabled and this makes unit tests slower.

Change-Id: I4311164ef907fbdc66ac66d4999b25054bc9eebd
Closes-Bug: #1272979