Updated openstack/openstack
Project: openstack/neutron  512b4e71fb4bc864e240fe34286ce67c7332da4c
null
Mock the udevadm in the TunnelTestWithMTU test

When running the neutron.tests.unit.openvswitch.test_ovs_tunnel.
TunnelTestWithMTU unit test failure occurs because the udevadm is
timing out waiting on a mock-ed device.

Co-Authored-By: Salvatore Orlando <salv.orlando@gmail.com>

Change-Id: I0e16295be66513c2257831bf62fd6a0c19f3b8a4
Closes-Bug: #1253506