Update speaker image URL for Matthias Steinbauer

Author: jetzlstorfer

_data/events.yml

@@ -651,7 +651,7 @@
   talks:
     - title: "Is the Lambdalith the sweet spot in modern Cloud architecture?"
       speaker: "Matthias Steinbauer"
-      image: "https://media.licdn.com/dms/image/v2/D4D03AQGeyJ7GQgLw4g/profile-displayphoto-shrink_800_800/B4DZd56zluGYAg-/0/1750097148964?e=1758153600&v=beta&t=b3FnlTwnSZqqDzUzENyPfoMfJHuqtd4v0PGGfpI1mcY"
+      image: "https://media.licdn.com/dms/image/v2/D4D03AQGeyJ7GQgLw4g/profile-displayphoto-shrink_800_800/B4DZd56zluGYAg-/0/1750097148964?e=1761782400&v=beta&t=gDx4QPjXIjbKPF6mmrklPOzS0k7jF66Df8mcblDOYW0"
       social: "https://www.linkedin.com/in/matthias-steinbauer/"
     - title: "Catch Hackers with Koney: Automated Honeytokens for Cloud-Native Apps"
       speaker: "Mario Kahlhofer"