Fix smartspace disappears when unfold the device

addViews, removeViews will be called after adding
SplitshadeSmartspaceSection

The reason is that we use `::class` to compare if we have new section in new blueprint

Flag: ACONFIG com.android.systemui.migrate_clocks_to_blueprint
DEVELOPMENT
Test: manual
Bug: 318737681

Change-Id: Ic354dbd361ce8c5673954f66a552711c4178804d