Don't go to NORMAL after task launches if animation in progress

Test: Swipe down on a task, swipe up immediately as it launches;
state stays as BACKGROUND_APP instead of NORMAL
Fixes: 171757635

Change-Id: Ia38774c01190bd184e229ff532ea9df2a75abcb4

quickstep/src/com/android/quickstep/views/LauncherRecentsView.java

@@ -101,7 +101,7 @@ public class LauncherRecentsView extends RecentsView<BaseQuickstepLauncher>
     @Override
     protected void onTaskLaunchAnimationEnd(boolean success) {
         if (success) {
-            mActivity.getStateManager().goToState(NORMAL, false /* animate */);
+            mActivity.getStateManager().moveToRestState();
         } else {
             LauncherState state = mActivity.getStateManager().getState();
             mActivity.getAllAppsController().setState(state);