Updated openstack/openstack
Project: openstack-dev/devstack  df2cc34db60454e33aa2974509faa24b6d7093d4

Fix Neutron configuration if Ceilometer is enabled

Previously if Ceilometer service was enabled,
configuration option to enable Neutron network
notifications was not set. This fixes it.

Change-Id: Ia53d9db1828ef2daa0ce637b2a2635795856502c
Closes-Bug: #1340754