fix Devnexus Date

Author: insectengine

_data/events.yaml

@@ -51,7 +51,7 @@ upcomingevents:
   type: In Person
   link: https://github.com/quarkusio/quarkus/discussions/44173
   date: 2025-05-06
-  displaydate: "May 4-6, 2025"
+  displaydate: "March 4-6, 2025"
   location: Atlanta, Georgia
   description: The longest-running and Largest Java Ecosystem Conference in the World.
   thumbnail: devnexus_logo.png