Fix typo in presentation year (#2453)

Fix typo

Author: gagnonlg

_data/people/gagnonlg.yml

@@ -128,7 +128,7 @@ presentations:
     project: acts
     location: Seattle, USA
   - title: Cluster splitting
-    date: 2025-09-27
+    date: 2024-09-27
     meeting: ACTS-ITk meeting
     url: https://indico.cern.ch/event/1455682/contributions/6146361/
     meetingurl: https://indico.cern.ch/event/1455682/