Merge "[Output Switcher] Enable volume for non-group device" into tm-dev am:...

Merge "[Output Switcher] Enable volume for non-group device" into tm-dev am: 152e524e am: 83dfce49

Original change: https://googleplex-android-review.googlesource.com/c/platform/frameworks/base/+/17397148



Change-Id: Ia69013e723e22ecb196892b7c9fea2483422c91c
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>