Use setting as base activity for fingerprint am: 561a68db20

Original change: https://googleplex-android-review.googlesource.com/c/platform/packages/apps/Settings/+/19732076

Change-Id: I84e533045cb9043e71634400081d02d2f04faf44
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>