Cancel ongoing dismiss animation when Launcher state changes.

Fix: 410744889
Test: Manual
Flag: com.android.launcher3.enable_expressive_dismiss_task_motion
Change-Id: I5e81de6762e7d0ea47f8574599901aac1bb8bb77

quickstep/src/com/android/launcher3/taskbar/TaskbarDragLayer.java

@@ -126,6 +126,7 @@ public class TaskbarDragLayer extends BaseDragLayer<TaskbarActivityContext> {
 
     @Override
     public void recreateControllers() {
+        super.recreateControllers();
         mControllers = mControllerCallbacks.getTouchControllers();
     }