Update FingerprintEnrollEnrolling for UDFPS

SysUI is now responsible for showing the fingerprint icon and
circle (when finger is not down). This changes makes slight tweak
so the progress indicator is not covered by SysUI.

Fixes a few corner cases when onConfigurationChange occurs

Bug: 177026664
Bug: 177275693
Test: No effect on existing devices

Change-Id: Id06eab00861878a867804a27f4778f1e3fbd174e