Update sldt2024.md

Author: pbonte

_events/sldt2024.md

@@ -55,6 +55,7 @@ The tutorial will take place on **Monday, November 11th** from 2pm till 5.40pm.
     1. On-going research trends, real-world deployments
     2. Open problems and future directions
 
+**For the hands-on session**, make sure you have a [github account](https://github.com/join) or [Java installed](https://www.oracle.com/be/java/technologies/downloads/).
 
 ## Organizers