[automerger skipped] Merge "Show scrimmed bouncer from BiometricUnlockCtrl" into sc-qpr1-dev am: 82997b7ac9 -s ours am: 71ff3eab92 -s ours

am skip reason: Merged-In Ib3def01e7ffd04ac950f06cbee7d213927110b5b with SHA-1 7c64f2cd03 is already in history

Original change: https://googleplex-android-review.googlesource.com/c/platform/frameworks/base/+/16374638

Change-Id: Id4083540a281fbefce1d199b6b787dbec4eec2b1