Ensure we clearState() when going to Overview from home

We need to do this before potentially starting another
interaction during the animation, or we could end up in
an inconsistent state.

Fixes: 160759508
Change-Id: Ia28dceddcc258679fc0b968f5a83fae5ef3f5acb

quickstep/recents_ui_overrides/src/com/android/launcher3/uioverrides/touchcontrollers/NoButtonNavbarToOverviewTouchController.java

@@ -136,6 +136,11 @@ protected void updateProgress(float fraction) {
     public void onDragEnd(float velocity) {
         super.onDragEnd(velocity);
         mNormalToHintOverviewScrimAnimator = null;
+        if (mLauncher.isInState(OVERVIEW)) {
+            // Normally we would cleanup the state based on mCurrentAnimation, but since we stop
+            // using that when we pause to go to Overview, we need to clean up ourselves.
+            clearState();
+        }
     }
 
     @Override