Fixes: 162486392
Test: Remove all fingerprints/credentials, tap fingerprint settings,
rotate device when setting credential. Finish credential
setup and biometric enrollment. Only prompted to set up credential
once.
Test: 1) Wipe device
2) Proceed to set up credential in SUW, but pause on first
credential screen (choose lock)
3) adb shell cmd uimode night yes // triggers activity recreate
4) Proceed with credential/biometric setup
Notice not re-prompted for credentials
Change-Id: I65fc0265acad98b18b152070b85cc4f71693cc68
ba47b9ae3e