refactor(demo): remove unused annotation

Author: mlopezFC

src/test/java/com/flowingcode/addons/applayout/ApplayoutDemoView.java

@@ -48,7 +48,6 @@
 @SuppressWarnings("serial")
 @Route(value = "applayout-full", layout = DemoLayout.class)
 @StyleSheet("context://frontend/styles/app-layout/demo-styles.css")
-@Ignore
 public class ApplayoutDemoView extends VerticalLayout {
 
   private VerticalLayout container = new VerticalLayout();