Call set_static_route_entries to update static routes
Call set_static_route_entries to update static routes

A call to set_static_route_entries was missing before updating the routing
instance when global ASN changes. This causes the static routes to remain
unchanged.

Change-Id: Ie156e6ac888104fbfde740b5bf5219f415a107f3
Closes-Bug: 1565142

tcpcloud/contrail-controller,tcpcloud/contrail-controller,tcpcloud/contrail-controller,tcpcloud/contrail-controller,tcpcloud/contrail-controller,tcpcloud/contrail-controller