Updated openstack/openstack
Project: openstack/requirements  0b41e0f87d233f7c6c19e9d9c35c1db14f381d74

Avoid oslo.messaging 1.5.0

1.5.0 dropped the fake_rabbit option which was still used by some
projects.  It was reintroduced in 1.5.1.

Change-Id: I47138da02c58073b03e3fb40537cc6f0b6a94a3c
Related-bug: #1399085