Enable the rpc notification driver
Enable the rpc notification driver

Devstack set a no_ops driver as default notification driver
for events generated by neutron. We need the RUG to be able
to get those event notification in order to boot akanda routers

Change-Id: I6b679dadb305b3637d8a5b10950c0917a3e46d3e
Signed-off-by: Rosario Di Somma <73b2fe5f91895aea2b4d0e8942a5edf9f18fa897@dreamhost.com>

rodis/akanda-devstack,dreamhost/akanda-devstack,gandelman-a/akanda-devstack