refactor(demo)!: rename DemoView

Author: javier-godoy

…de/vaadin/addons/errorwindow/DemoUI.java …/vaadin/addons/errorwindow/DemoView.javasrc/test/java/com/flowingcode/vaadin/addons/errorwindow/DemoUI.java renamed to src/test/java/com/flowingcode/vaadin/addons/errorwindow/DemoView.java src/test/java/com/flowingcode/vaadin/addons/errorwindow/DemoUI.java renamed to src/test/java/com/flowingcode/vaadin/addons/errorwindow/DemoView.java

@@ -25,9 +25,9 @@
 import com.vaadin.flow.router.Route;
 
 @Route()
-public class DemoUI extends VerticalLayout {
+public class DemoView extends VerticalLayout {
 
-	public DemoUI() {
+	public DemoView() {
 		Button errorButton = new Button("Throw Error", event -> {
 			Integer.parseInt("asdf");
 		});