[automerger skipped] Don't update volume if volume level is same as current...

[automerger skipped] Don't update volume if volume level is same as current device volume. am: 4a29cc9f -s ours am: 9a0ab1cc -s ours

am skip reason: Change-Id I20bd4e4627311ca0d871b7f018f1b4a90e19b1ff with SHA-1 4a29cc9f is in history

Original change: https://googleplex-android-review.googlesource.com/c/platform/packages/apps/Bluetooth/+/12129585

Change-Id: I3472373dd13492b3123e909b126a21106a6952f3