Add some logging to test_good_address_allocation
Add some logging to test_good_address_allocation

Let's see how many times the test asks for IP addr list
during 10 sec timeout pediod. Probably sporadic failures
are caused by waiting for GIL for too long.

Related-Bug: #1966035
Change-Id: I41679cd7e39b0f7d64f99f509605ac9bc760ac5d

mahak/neutron,openstack/neutron,mahak/neutron,mahak/neutron,openstack/neutron,openstack/neutron