audio HAL: set minimum Binder access priority

Use setMinSchedulerPolicy to enforce minimum thread priority
when accessing the audio HAL to ANDROID_PRIORITY_AUDIO

Test: instrumented
Bug: 261496726
Merged-In: I700b04d3060e9405b1445206882a6131cea0d045
Change-Id: I700b04d3060e9405b1445206882a6131cea0d045
3 files changed