Merge "Phone fails to switch channel mode from stereo to mono" am: 41cfaa9f29 am: a4197a7aa1 am: e6ebfee220

Original change: https://android-review.googlesource.com/c/platform/packages/apps/Settings/+/1873736

Change-Id: Ie0838ac36286b679f0ed5158ce97e0669f1fe2db