Merge "Phone fails to switch channel mode from stereo to mono" am: 41cfaa9f...

Merge "Phone fails to switch channel mode from stereo to mono" am: 41cfaa9f am: a4197a7a am: e6ebfee2 am: 63ec94e2

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

Change-Id: I93a51e0129d7791e619f2af80d84010daa998d3a