Add BLE sysprop "aggressive_connection_threshold" am: eaff33a31e Original change: https://android-review.googlesource.com/c/platform/system/libsysprop/+/3419862 Change-Id: Ib35cf2c243ae2e3b35c089a7470f5a89c9b87714 Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>