Update modernize-userinterface-site-pages-ui.md

Updating date accordingly based on edits.

Author: VesaJuvonen

docs/transform/modernize-userinterface-site-pages-ui.md

@@ -1,7 +1,7 @@
 ---
 title: Transform classic pages to modern client-side pages using UI
 description: Explains how to transform classic wiki and web part pages into modern client side pages using the SharePoint UI
-ms.date: 11/19/2018
+ms.date: 01/24/2019
 ms.prod: sharepoint
 localization_priority: Priority
 ---