fix(desktop): point auto-update to correct repository

dev-app-update.yml and update-notification.tsx were still referencing the
old multica-ai/multica repo. Updated both to multica-ai/super-multica.

Co-Authored-By: Claude Opus 4.6 <noreply@anthropic.com>

apps/desktop/dev-app-update.yml

@@ -1,3 +1,3 @@
 provider: github
 owner: multica-ai
-repo: multica
+repo: super-multica

apps/desktop/src/renderer/src/components/update-notification.tsx

@@ -125,7 +125,7 @@ export function UpdateNotification(): React.JSX.Element | null {
               size="sm"
               variant="outline"
               onClick={() =>
-                window.open('https://github.com/multica-ai/multica/releases', '_blank')
+                window.open('https://github.com/multica-ai/super-multica/releases', '_blank')
               }
             >
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