fix(demo): fix @githublink value

Co-authored-by: coderabbitai[bot] <136622811+coderabbitai[bot]@users.noreply.github.com>

Author: 2 people

src/test/java/com/flowingcode/vaadin/addons/applayout/AppLayoutDemoView.java

@@ -28,7 +28,7 @@
 @SuppressWarnings("serial")
 @ParentLayout(DemoLayout.class)
 @Route("applayout")
-@GithubLink("https://github.com/FlowingCode/ExtendedLoginAddon")
+@GithubLink("https://github.com/FlowingCode/AppLayoutAddon")
 public class AppLayoutDemoView extends TabbedDemo {
 
   public AppLayoutDemoView() {