floss: avrcp: organized media information and pass to btif am: 43429f4a

Original change: https://android-review.googlesource.com/c/platform/packages/modules/Bluetooth/+/2272271



Change-Id: I3c70a03a249ff8ff3cedd34d8cb98ce0dc762cfd
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>