sensorservice: Fix SensorDevice::isSensorActive(). am: c63880a5a9 am: d7f24c9e70 am: 0e73bf1608

Original change: https://googleplex-android-review.googlesource.com/c/platform/frameworks/native/+/15463254

Change-Id: Ib37335ecd6917997e200c1028fc799ef1447d1a3