Make scheduleWatchdog oneway

Test: N/A
Fixes: 289988404
Change-Id: Ifc645b320a0803f6c916e7e79d894ef773b4dec9

core/java/android/hardware/face/IFaceService.aidl

@@ -177,5 +177,5 @@ interface IFaceService {
     // Internal operation used to clear face biometric scheduler.
     // Ensures that the scheduler is not stuck.
     @EnforcePermission("USE_BIOMETRIC_INTERNAL")
-    void scheduleWatchdog();
+    oneway void scheduleWatchdog();
 }

core/java/android/hardware/fingerprint/IFingerprintService.aidl

@@ -218,5 +218,5 @@ interface IFingerprintService {
     // Internal operation used to clear fingerprint biometric scheduler.
     // Ensures that the scheduler is not stuck.
     @EnforcePermission("USE_BIOMETRIC_INTERNAL")
-    void scheduleWatchdog();
+    oneway void scheduleWatchdog();
 }