Updated openstack/openstack
Project: openstack/requirements  9d8c3a48f2e3a38870b35f996b0feaaabf0e3faf

Update xstatic-rickshaw to >= 1.5.0

Current version of library had several rendering errors that
are fixed in new version.

Change-Id: Ic29d7440b0c3ea7a0000b648d83245072744f876