Update dynamicPriv listeners on keyguard changes

Update dynamic privacy listeners whenever the keyguard fade state
changes since it changes the evaluation of isDynamicallyUnlocked.

Test: atest DynamicPrivacyControllerTest
Test: manual
Fixes: 152295502
Change-Id: I7df27fb0c153dea8878c05cd5ff3eb8ae9be6f53
2 files changed