Merge "Add scrollable text to biometric prompt" into sc-v2-dev am: 752334d0c3 am: 0ced68ecdf

Original change: https://googleplex-android-review.googlesource.com/c/platform/frameworks/base/+/16441050

Change-Id: Ie72ec8753bbf5c302b3f5cc40c88d89b24761773