Makes the following changes to strings related to Face Unlock:
- Standardize capitalization of "Face Unlock"
- Use latest versions of traffic light face enroll strings
- Use latest versions of combined biometrics settings strings
- Set SUW description strings programmatically instead of in XML
Test: Manually tested Face Unlock traffic light and grid UIs
Bug: 183649070
Change-Id: Ie67978ae2630493a5b03b00c3f8a639066ab8f3a
In order to enable this new flow, a user must currently have an enrolled
face and the security setting face_unlock_re_enroll must be non-zero.
Ex.
1. Enroll Face.
2. adb shell settings put
(secure face_unlock_re_enroll|secure_face_unlock_must_re_enroll) 1
3. If settings is opened, close it.
4. Open settings
5. Verify the new flow appears.
Bug: 141380252
Bug: 141254937
Test: Verified that the user's face is deleted after clicking delete.
Test: Verified that the user can re-enroll after removing their face.
Change-Id: I2b36a0bda5cb10fb33dfb2a5627d8fa40f14fb7e
