Remove bluetooth.audio@2.2 default implementation and utils handles am: 921760d9a7 am: d3f8b39e76 am: e6d27b4463

Original change: https://android-review.googlesource.com/c/platform/hardware/interfaces/+/1959014

Change-Id: Id40bf71b69d1a7bb87993d0caa45dcd28d40d694