Fixing wrong velocity state when there are too few samples am: f58a2b9c am: 7260bd58 am: 9aee2f34

Original change: https://googleplex-android-review.googlesource.com/c/platform/packages/apps/Launcher3/+/12317133

Change-Id: I508a67cb03924b8db317e025ff48f494bbdda1ba