Update README.md

Author: fheorg

conferences/conference-2026/README.md

@@ -70,7 +70,7 @@ For updates, make sure to subscribe to the [FHE.org newsletter](https://fheorg.s
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-  <img alt="Taipei Marriott Hotel Front" src="https://github.com/user-attachments/assets/3721d82c-5dff-4221-8910-4c15e215b3f3" />
+  <img alt="Taipei Marriott Hotel Front" src="https://github.com/user-attachments/assets/c88f6484-9357-42f0-beb9-0dc71569cc23" />
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