Set UMO state based on transitions between occluded and glanceable hub.

This changelist adds additional consideration for transitions between
occluded and glanceable hub for UMO presence.

Fixes: 338051457
Test: atest CommunalTransitionViewModelTest#testIsUmoOnCommunalDuringTransitionBetweenOccludedAndGlanceableHub
Flag: ACONFIG com.android.systemui.communal_hub TEAMFOOD
Change-Id: If35d7643d7e1d8b69b702745149ba16c42a199e5