Don't interpolate animated values when overscrolling

This CL ensures that we don't interpolate animated shared values when
there is an overscroll defined on the scene that is overscrolling.

Bug: 291053278
Test: atest SceneTransitionLayoutTest
Flag: com.android.systemui.scene_container
Change-Id: I6bf1f9fa6ed1d4e16cc7ba0e511c21dddb094533
2 files changed