Merge "Update tier names in biometric constants documentation" into rvc-dev...

Merge "Update tier names in biometric constants documentation" into rvc-dev am: a3aac627 am: c3f941ef am: a1c38178

Original change: https://googleplex-android-review.googlesource.com/c/platform/frameworks/base/+/11711578

Change-Id: I796ea3a6dda117042143e17b0c9d9d9b91727e58