Updated openstack/openstack
Project: openstack/neutron  480e9878c9fb78b3b8a532cfcb6c3091f35f80a2

Add config for performance gate job

This rally scenario is intended to be run in OpenStack CI
by rally-dsvm-neutron-neutron job.

Implements: blueprint neutron-performance-gate-jobs
Closes-Bug: #1334434
Change-Id: If204f3dfc32933792d09fdc929c248fc3f17b0bc