Support Playlist#Members uri in LegacMediaProvider am: 9a5c84884f am: 2d8bf6d76a am: b503324c88

Original change: https://googleplex-android-review.googlesource.com/c/platform/packages/providers/MediaProvider/+/12551122

Change-Id: I8cb563fbef0d5b1091bf3bbad349c2bbdab284db