Add tests for the FingerprintManager path in UdfpsController am: 2e38249906 am: 84dea87491

Original change: https://googleplex-android-review.googlesource.com/c/platform/frameworks/base/+/20410498

Change-Id: I5e03406fd8d52e79d194ab2de53999e4d34331b7
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>