Merge "Floss: Expose Battery API to DBus after interal API is ready" into main am: 0aa71620

Original change: https://android-review.googlesource.com/c/platform/packages/modules/Bluetooth/+/2753609



Change-Id: I457a6566e6bc4323d1b97e44e3fe36c81dbe0b12
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>