Trigger udfps-start haptic on the first fingerDown

Previously, AOD interrupts wouldn't receive the start haptic

Test: manual
Fixes: 193556998
Change-Id: I5d467e8ea0feaca673341bead493c1cacc565028

packages/SystemUI/src/com/android/systemui/biometrics/UdfpsController.java

@@ -425,7 +425,6 @@ public class UdfpsController implements DozeReceiver {
                             mTouchLogTime = SystemClock.elapsedRealtime();
                             mPowerManager.userActivity(SystemClock.uptimeMillis(),
                                     PowerManager.USER_ACTIVITY_EVENT_TOUCH, 0);
-                            playStartHaptic();
                             handled = true;
                         } else if (sinceLastLog >= MIN_TOUCH_LOG_INTERVAL) {
                             Log.v(TAG, "onTouch | finger move: " + touchInfo);
@@ -830,6 +829,9 @@ public class UdfpsController implements DozeReceiver {
             Log.w(TAG, "Null view in onFingerDown");
             return;
         }
+        if (!mOnFingerDown) {
+            playStartHaptic();
+        }
         mOnFingerDown = true;
         mFingerprintManager.onPointerDown(mSensorProps.sensorId, x, y, minor, major);
         Trace.endAsyncSection("UdfpsController.e2e.onPointerDown", 0);