Merge "Remove a11y noise for bouncer unlock" into udc-dev am: 4ee1f010 am: 00496319

Original change: https://googleplex-android-review.googlesource.com/c/platform/frameworks/base/+/23617628



Change-Id: I108ba44f724609e3c0612871e9d71801bc948a68
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>