Fall back to date weather below small clock sometimes

Based on certain criteria, we should fall back
to the small clock having the date weather below
it due to various size constraints

Bug: 400744872
Test: KeyguardSmartspaceViewModelTest.kt
Flag: com.android.systemui.shared.clock_reactive_smartspace_layout
Change-Id: I380c1ac4950e6044ca39f1ea3e48f2170da5ff4b