IRK Scanning: Remove IRK for unbonded devices when scanning stops. am: 7b52d7f0 am: 9c20f715

Original change: https://googleplex-android-review.googlesource.com/c/platform/packages/modules/Bluetooth/+/19379779



Change-Id: I549786cc7cf12e2a910c28bdf114e6355cd19528
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>