Merge "floss: Prevent register scanner when adapter is off" into main am: be229afb

Original change: https://android-review.googlesource.com/c/platform/packages/modules/Bluetooth/+/2901609



Change-Id: I814cff8fceefb94e022fd433a9139885614a625f
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>