Support AOD => occluded and Dozing => occluded transitions

The device can wake up to an occluded state.

Test: launch the camera activity, then press the power button to turn
off the screen and then quickly press the power button to turn back
on the screen & check the keyguard state
Test: atest KeyguardTransitionScenariosTest
Bug: 292506244

Change-Id: I37cb6933e4020b203137d832fe8b9fe0314fbb32