Merge "Add scrim transitions to/from glanceable hub" into main

...android/systemui/statusbar/phone/CentralSurfacesImpl.java

...com/android/systemui/statusbar/phone/ScrimController.java

.../src/com/android/systemui/statusbar/phone/ScrimState.java

...oid/systemui/statusbar/phone/CentralSurfacesImplTest.java

...android/systemui/statusbar/phone/ScrimControllerTest.java

...guard/data/repository/FakeKeyguardTransitionRepository.kt

...tils/src/com/android/systemui/kosmos/KosmosJavaAdapter.kt