Updated openstack/openstack
Project: openstack/neutron  3abe2d9e6a24e3b72a6aae91672b9bb83a04fcd7

Pass newly created router to _update_router_gw_info

pass it to _update_router_gw_info as last parameter to save
retrieving it again from the session.

Change-Id: I7fbbd675839c2874578c62dfed390d86e3b4801a