Update set-up-a-gui-with-java.mdx

Author: asiqurrahman

projects/set-up-a-gui-with-java/set-up-a-gui-with-java.mdx

@@ -2,7 +2,7 @@
 title: Learn how to set up a GUI with Java
 author: Ellie Popoca
 uid: 11zhRKeJCWWcD7IkTJBtuK3Mkvo1
-datePublished: 
+datePublished: 2025-05-22
 published: true
 description: Learn how to set up a graphical user interface with Java
 header: https://raw.githubusercontent.com/codedex-io/projects/main/projects/set-up-a-gui-with-java/header.png