STL should ignore mouse wheel interactions

Mouse wheel interactions are not supported properly at the moment, we
always assume that onPreFling is called at the end of the gesture.

To avoid unexpected behaviors this gesture will now be ignored.

Test: atest MultiPointerDraggableTest
Test: atest SwipeToSceneTest
Bug: 371984715
Flag: com.android.systemui.scene_container
Change-Id: I07dde1328144792d381813a76ac5ae15cb72b3d9