Merge changes from topic "presubmit-am-6b5c425facc641d0ab518d714178721f" into sc-v2-dev-plus-aosp

* changes:
  [automerge] DO NOT MERGE: Downbranch don't need this adjustment [Output Switcher] Disable volume when device is selectable in 2p: ed4faa60ea
  DO NOT MERGE: Downbranch don't need this adjustment [Output Switcher] Disable volume when device is selectable in group dialog