Merge pull request #20 from DRDCalo/lopezzot-newslides26

Update 2026 slides link

Author: lopezzot

DD4hepTutorials/README.md

@@ -25,10 +25,10 @@ This repository contains hands-on exercises to help you learn DD4hep, a powerful
  - **simplecalo1**: Learn the fundamentals of DD4hep by building your first simplified calorimeter.
  - **simplecalo2**: Build on simplecalo1 and explore how to set up a custom Geant4 Sensitive Detector.
 
-For instructions on **simplecalo1** and **simplecalo2** follow [this presentation](https://indico.cern.ch/event/1618975/sessions/635708/attachments/3252510/5804871/DRDCaloDD4hepTutorial_April2026.pdf).
+For instructions on **simplecalo1** and **simplecalo2** follow [this presentation](https://indico.cern.ch/event/1618975/sessions/635708/attachments/3252510/5805238/DRDCaloDD4hepTutorial_April2026.pdf).
 
 ## Previous editions of this tutorial
-- April 2026, DRDCalo Collaboration Meeting [presentation](https://indico.cern.ch/event/1618975/sessions/635708/attachments/3252510/5804871/DRDCaloDD4hepTutorial_April2026.pdf)
+- April 2026, DRDCalo Collaboration Meeting [presentation](https://indico.cern.ch/event/1618975/sessions/635708/attachments/3252510/5805238/DRDCaloDD4hepTutorial_April2026.pdf)
 - April 2025, DRDCalo Collaboration Meeting [presentation](https://indico.ijclab.in2p3.fr/event/11400/sessions/5873/attachments/25413/37372/DRD6DD4hepTutorial_April2025.pdf)
 
 Happy coding! :rocket: