Applying cleanup to default AIDL AudioControl

Updating default AudioControl HAL with cleanup steps
applied based on feedback to emulator specific version
of HAL.

Bug: 183601304
Test: adb shell dumpsys
android.hardware.automotive.audiocontrol.IAudioControl/default --request
AUDIO_USAGE_ASSISTANCE_NAVIGATION_GUIDANCE 0 3

Change-Id: Ic8068b66d7f99a4bfaed025f13303f33d3f3a5bc
3 files changed