Add tests to cover flavor_service_profile

This patch set adds tests to cover the flavor_service_profile API [0].
Test creates and deletes flavor_service_profile.
Part of "Increase Neutron RBAC Coverage" initiative [1]

[0] https://developer.openstack.org/api-ref/network/v2/index.html#associate-flavor-with-a-service-profile
[1] https://storyboard.openstack.org/#!/story/2002641

Change-Id: I22b0467f698d548abb85f45c993bbe0165eb21b1
Story: 2002641
Task: 22324
1 file changed