React to wide shade for date/weather move

We should fall below small clock if the shade is
wide and its half size is too small to show
date weather next to the small clock

Bug: 401274212
Test: atest KeyguardClockViewModelTest.kt
Flag: com.android.systemui.shared.clock_reactive_smartspace_layout
Change-Id: Ib5168f7d802c3706a1c2b953952befa2e0d2f939