* Speaker (and receiver) calibration files are located on persist
partition. Grant audio permission to find and read these files.
* Moto's libspeakerbundle needs access to the proximity sensor,
so allow it to find sensorservice so MotSpeakerHelperProximity
can instantiate SensorManager.
Change-Id: I888a424fc1c42dea0f130adfc74e02e47927e2b8