rename draft to unlisted

apps/admin.saladeaula.digital/app/routes/_.$orgid.courses._index/route.tsx

@@ -52,7 +52,7 @@ export async function loader({ context, request, params }: Route.LoaderArgs) {
   const courses = createSearch({
     index: 'saladeaula_courses',
     sort: ['created_at:desc'],
-    filter: 'draft NOT EXISTS',
+    filter: 'unlisted NOT EXISTS',
     hitsPerPage: 100,
     env: context.cloudflare.env
   })