Notify that QSCustomizer#isCustomized may have changed

From the QS perspective, QSCustomizer is customizing also while opening.
If we cancel the expansion and set mOpening to false, also notify QS.

Test: manual
Fixes: 173468796
Change-Id: If534c629fc0962bf79d5145c56421451c6f4b072

packages/SystemUI/src/com/android/systemui/qs/customize/QSCustomizer.java

@@ -214,6 +214,7 @@ public class QSCustomizer extends LinearLayout {
         @Override
         public void onAnimationCancel(Animator animation) {
             mOpening = false;
+            mQs.notifyCustomizeChanged();
             mNotifQsContainer.setCustomizerAnimating(false);
         }
     }