[automerger skipped] Introduce LE audio broadcast system APIs am: a014314c...

[automerger skipped] Introduce LE audio broadcast system APIs am: a014314c am: de7f1f37 am: 0dc9bbcf am: 602cb15f -s ours

am skip reason: Merged-In If4c3af658b5bc1283d76e5d1899485a487ab7626 with SHA-1 4f9d9020 is already in history

Original change: https://android-review.googlesource.com/c/platform/packages/modules/Bluetooth/+/1959800

Change-Id: Idd20bb50c6c9296eb1324769ae3629a598de1cc6