Merge "Audio VTS: Improve stability, update config validation test" am: 65dc8832cf am: 8929cd8573 am: c715cbe403

Original change: https://android-review.googlesource.com/c/platform/hardware/interfaces/+/1531970

MUST ONLY BE SUBMITTED BY AUTOMERGER

Change-Id: I176654060090138d484e89091dd651aa255565c3