Remove persona parameter. This was a playground feature that is no longer needed.
Remove persona parameter. This was a playground feature that is no longer needed.

PiperOrigin-RevId: 272927948
Change-Id: Ic01e3cbf81fbf21e369dab9c7ae9fa0ade753864

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