Merge "Add aconfig for biometrics flags" into main am: 9cb671cd46 am: bbbfcfa719 am: 7563b24288 am: 187d02a3e8

Original change: https://android-review.googlesource.com/c/platform/frameworks/base/+/2760588

Change-Id: Idb87b129baee504a95c50e6c87addcb07766f857
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>