[Dual Shade] Fix GoneUserActionsViewModelTest for Dual Shade on.

This ensures these unit tests do not fail when Dual Shade is the default
shade experience in scene container.

Bug: 376411622
Test: Updated unit tests.
Flag: com.android.systemui.scene_container
Change-Id: I2b2f3f8d6413fcd651c5ea2a3db8cf82015964d6