STL Refactor, rename swipeSpec to motionSpatialSpec 1/2

Renamed swipeSpec to motionSpatialSpec to better align with the
terminology of Material team.

Test: Just a refactor
Bug: 374893616
Flag: com.android.systemui.scene_container
Change-Id: I02f56cea9583b12225bd78dbb8b3e48ec07cdcbf
16 files changed