CI: update gh sponsor list

Author: Ziggy

assets/github-sponsors-release-notes.html

@@ -75,7 +75,6 @@
 <li>Miguel Filipe</li>
 <li>merkleplant</li>
 <li>Duncan Marsh</li>
-<li>Simon Ekström</li>
 <li>Roast Beef Kazenzakis</li>
 <li>Willian Hasse</li>
 <li>daily.dev</li>