Fix flickering when calling setStyle with topBarBorderColor multiple times

android/app/src/main/java/com/reactnativenavigation/views/TopBarBorder.java

 
     @Override
     protected void onDraw(Shape shape, Canvas canvas, Paint paint) {
-        super.onDraw(shape, canvas, paint);
         createBorder(canvas);
         paint.setColor(backgroundColor.getColor(Color.WHITE));
         canvas.drawPath(border.path, pathPaint);