Updated openstack/openstack
Project: openstack/neutron  66f04c57646bc4ee94174a64812fcd82b2c0f9a3

Drop RpcProxy usage from L3AgentNotifyAPI

Remove RpcProxy usage from the L3AgentNotifyAPI.  The equivalent
oslo.messaging APIs are now used instead.

Part of blueprint drop-rpc-compat.

Change-Id: Ice8e2592d7b254134bbee215b93ca77075ab4fe8