Merge "Add FEATURE_REMOTE_GROUP_PLAYBACK" into rvc-dev am: c0fcd758c4 am: be48f1591e am: 0d1eeaad63

Original change: https://googleplex-android-review.googlesource.com/c/platform/frameworks/base/+/12043613

Change-Id: I8a9d244ed6b0341eea13357546935dc1d48f0e82