[automerger skipped] Avoiding sending set volume to volume level same as current volume level am: e418244d am: a4fe5781 -s ours

am skip reason: Merged-In Ifc5e4bfff5c1d1749037fb19f74e2f9c4172bc42 with SHA-1 e418244d is already in history

Original change: https://googleplex-android-review.googlesource.com/c/platform/system/bt/+/15854583

Change-Id: I8d1ba29b537bf680a4ab46f1a7560673f9bf2d1e