fix: image path

Co-authored-by: Christophe Dervieux <[email protected]>

Author: mcanouil

docs/gallery/gallery.yml

@@ -348,7 +348,7 @@
       subtitle: A data science blog and portfolio by Mickaël CANOUIL
       href: https://mickael.canouil.fr
       code: https://github.com/mcanouil/mickael.canouil.fr
-      thumbnail: websites/website-mickael-canouil.fr.png
+      thumbnail: websites/website-mickael.canouil.fr.png
     - title: Quarto Extensions
       subtitle: Quarto Extensions listing via GitHub API
       href: https://m.canouil.dev/quarto-extensions/