When new policies are enforced Neutron should use service token to talk to other services like designate, nova or ironic. We need to implement that in the u/s neutron.

It may be that we will need config knobs per service for that feature, but I will need to check that first.

Definition of Done:

• Neutron can use service token instead of the admin one to talk to other services,
• We have some u/s CI job which validates that all works fine when using service tokens instead of admin one.