Updated openstack/openstack
Project: openstack/neutron  e1be696bcd44b54b2253e8e20f0f0484b90a54c8

Drop RpcProxy usage from LBaaS code

Update the LBaaS code to stop using the RpcProxy compatibility class.
The equivalent direct usage of oslo.messaging APIs are now used
instead.

Part of blueprint drop-rpc-compat.

Change-Id: I381394507e4f2daf6d774f70087fef8833c9bab5