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

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



Change-Id: I847b7cfce184212c5533a36d855f3c8a57884e18
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>