Merge "Revert "Implement UMO transitions to & from the communal hub"" into main

...rc/com/android/systemui/communal/dagger/CommunalModule.kt

...emui/communal/ui/viewmodel/CommunalTransitionViewModel.kt

...i/viewmodel/DreamingToGlanceableHubTransitionViewModel.kt

...i/viewmodel/GlanceableHubToDreamingTransitionViewModel.kt

...viewmodel/GlanceableHubToLockscreenTransitionViewModel.kt

...viewmodel/LockscreenToGlanceableHubTransitionViewModel.kt

...mui/media/controls/ui/controller/MediaHierarchyManager.kt

...media/controls/ui/controller/MediaHierarchyManagerTest.kt

...ommunal/ui/viewmodel/CommunalTransitionViewModelKosmos.kt

.../communal/ui/viewmodel/FakeCommunalTransitionViewModel.kt