Updated openstack/openstack
Project: openstack/neutron  28ca9dcf7bff01e40361c993c1518fbf9be57103

ovs-agent: Ensure integration bridge is created

ovs-agent will fail to launch if integration bridge(br-int by default) is not
existed. To fix this, the agent should check and create the bridge if necessary
during launching.

Closes-Bug: 1328076
Change-Id: Iaa6c4d766ca086deb28c8ef7310dbfdcef2c105f