Updated openstack/openstack
Project: openstack/ceilometer  92f7ed1ac1691493d17920b942e7eafd55e94e3c

Clean up oslo.middleware.{audit,notifier}

After migrating to oslo.messaging, the oslo.middleware.notifier and
oslo.middleware.audit can no longer work, we should remove these code.

Change-Id: Ie848d9f356eec670bbeeafc83f9e704212b1d2e4
Closes-Bug: #1327084