Fix not able to auth when notification is expanded

The shouldPauseAuth() would return true if the notification is expanded.
But for BiometricPrompt case, we should always return false to let the
auth continue.

Bug: 286547452
Test: atest UdfpsControllerOverlayTest
Change-Id: Ie79ffe456588af0ae4d540b5c9201325cb38d808
2 files changed