change whatsnew url

src/app_layout.cpp

@@ -1100,7 +1100,7 @@ void App::init_menu_about()
                     text->set_text(label);
                 }
                 item->on_click = [this, popup](Node*) {
-                    dialog_whatsnew();
+                    dialog_whatsnew(true);
                     popup->mouse_release();
                     popup->destroy();
                 };
@@ -1334,7 +1334,7 @@ void App::initLayout()
             }
         }
 
-        dialog_whatsnew();
+        dialog_whatsnew(false);
 
         brush_update(true, true);