Update winui-3-gallery.md

Author: niels9001

hub/includes/winui-3-gallery.md

@@ -9,4 +9,6 @@ ms.date: 02/19/2026
     :::column span="2":::
         The **WinUI 3 Gallery** app lets you explore and browse interactive examples of WinUI 3 controls, features, and functionality. Get the app from the [Microsoft Store](https://apps.microsoft.com/detail/9P3JFPWWDZRC) or get the source code on [GitHub](https://github.com/microsoft/WinUI-Gallery).
     :::column-end:::
+    :::column:::
+    :::column-end:::
 :::row-end:::