Comment 2 for bug 1556530

In the scenario test, I see that the case when health monitor is in admin-state-up=False is already covered here:
https://github.com/openstack/neutron-lbaas/blob/master/neutron_lbaas/tests/tempest/v2/ddt/test_health_monitor_admin_state_up.py#L37

check_operating_status() retrieves the load balancer's status and returns the status of each of the entity:
https://github.com/openstack/neutron-lbaas/blob/20c01c10753484f348f0baf2c8d0d72ab5f248c4/neutron_lbaas/tests/tempest/v2/ddt/base_ddt.py#L201