[automerger skipped] leaudio: Clear group when devices got disconnected am:...

[automerger skipped] leaudio: Clear group when devices got disconnected am: c1e19f24 -s ours am: 3dae90d2 -s ours

am skip reason: Merged-In I46144ff9158ce51e7a1123917aa299aa71f88b19 with SHA-1 7f5e67cc is already in history

Original change: https://googleplex-android-review.googlesource.com/c/platform/packages/modules/Bluetooth/+/21129683



Change-Id: I4e1fe6c4497654335dee4e2afbcba0f116541944
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>