Merge "BluetoothVolumeControl: Add default implementation to deprecated...

Merge "BluetoothVolumeControl: Add default implementation to deprecated callback API" into main am: efdde0fc am: 09d7a8a8

Original change: https://android-review.googlesource.com/c/platform/frameworks/base/+/2995270



Change-Id: I85b3afe97a5a059b04fe9f100f5df3d3513e71c7
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>