Fix: move playground link back

website/siteConfig.js

@@ -34,9 +34,9 @@ const siteConfig = {
   /* base url for editing docs, usage example: editUrl + 'en/doc1.md' */
   editUrl: `${GITHUB_URL}/edit/master/docs/`,
   headerLinks: [
+    { href: "/playground/", label: "Playground" },
     { doc: "index", label: "About" },
     { doc: "install", label: "Usage" },
-    { href: "/playground/", label: "Playground" },
     { blog: true, label: "Blog" },
     { search: true },
     { href: "https://opencollective.com/prettier", label: "Donate" },