Updated openstack/openstack
Project: openstack/tempest  912cbb01ddd8bfd58fc1f76a01e1a7924d0a3493

Add note about build_timeout

Compute's build_timeout applies to other services that don't define that
value. This patch adds a comment to make that explicit.

Change-Id: I8bbe7a654a548317d0c66fa24506eff7424cf9ef
Closes-Bug: #1394519