Refactor DozeParameters and BiometricsUnlockController out of Repository

Inverts the direction of dependency from legacy code to Repository. This
is in preparation of additional refactors of KeyguardUpdateMonitor, that
would otherwise create dependency cycles.

Test: Refactored tests
Bug: b/303808405
Bug: b/297839820
Flag: b/305984787 - REFACTOR_GETCURRENTUSER (added in ag/25089323)
Change-Id: Iaa03621ab5a93fa27a1a8475bcf2f6be0b1c9305