Remove IC useless tests
Remove IC useless tests

Reason: endpoints removed
PiperOrigin-RevId: 295992907
Change-Id: I81affb96405031207bb7f8b6291381ac6e3ee581

GoogleCloudPlatform/healthcare-federated-access-services,GoogleCloudPlatform/healthcare-federated-access-services,GoogleCloudPlatform/healthcare-federated-access-services,GoogleCloudPlatform/healthcare-federated-access-services