add service agent domain: gcp-sa-firebase.iam.gserviceaccount.com
add service agent domain: gcp-sa-firebase.iam.gserviceaccount.com

Change-Id: I36aeca13c184487f8060391b4b9c1fe93251d4e7
GitOrigin-RevId: a89d93028fb7d58c4eff12544398f14a6fc8b420

GoogleCloudPlatform/gcpdiag,GoogleCloudPlatform/gcpdiag,GoogleCloudPlatform/gcpdiag