Define strong auth flags for Secure Lock Device

Defines new StrongAuthFlags PRIMARY_AUTH_REQUIRED_FOR_SECURE_LOCK_DEVICE and
STRONG_BIOMETRIC_AUTH_REQUIRED_FOR_SECURE_LOCK_DEVICE. Disallows all biometrics for
PRIMARY_AUTH_REQUIRED_FOR_SECURE_LOCK_DEVICE.

Bug: 401645997
Bug: 398058587
Flag: android.security.secure_lock_device
Test: atest LockPatternUtilsTest
Change-Id: Ic7d24c2e66bac924cd3bbb1f97ab5b8ba6528084