Allow Tuner AIDL sample HAL.

Bug: 191825295
Test: tuner HAL can run
Change-Id: I069da68cb4fec535c6549a9a0f89202eb17ef003
diff --git a/private/service_contexts b/private/service_contexts
index 80488d3..4da2781 100644
--- a/private/service_contexts
+++ b/private/service_contexts
@@ -16,6 +16,7 @@
 android.hardware.security.secureclock.ISecureClock/default             u:object_r:hal_secureclock_service:s0
 android.hardware.security.sharedsecret.ISharedSecret/default             u:object_r:hal_sharedsecret_service:s0
 android.hardware.soundtrigger3.ISoundTriggerHw/default               u:object_r:hal_audio_service:s0
+android.hardware.tv.tuner.ITuner/default                             u:object_r:hal_tv_tuner_service:s0
 android.hardware.vibrator.IVibrator/default                          u:object_r:hal_vibrator_service:s0
 android.hardware.vibrator.IVibratorManager/default                   u:object_r:hal_vibrator_service:s0
 android.hardware.weaver.IWeaver/default                              u:object_r:hal_weaver_service:s0