Merge "Unify volume conversion method and add force vol update" into main am:...

Merge "Unify volume conversion method and add force vol update" into main am: a5c49f61 am: 30c24bfe

Original change: https://android-review.googlesource.com/c/platform/packages/modules/Bluetooth/+/2770767



Change-Id: I6a7f528c2036d5b6594a936079f431ee5ff3b3ac
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>