doc: specify display=fallback for Google Fonts

PR-URL: #29688
Reviewed-By: Luigi Pinca <luigipinca@gmail.com>
Reviewed-By: Rich Trott <rtrott@gmail.com>

doc/template.html

@@ -4,7 +4,7 @@
   <meta charset="utf-8">
   <meta name="viewport" content="width=device-width">
   <title>__SECTION__ | Node.js __VERSION__ Documentation</title>
-  <link rel="stylesheet" href="https://fonts.googleapis.com/css?family=Lato:400,700,400italic">
+  <link rel="stylesheet" href="https://fonts.googleapis.com/css?family=Lato:400,700,400italic&display=fallback">
   <link rel="stylesheet" href="assets/style.css">
   <link rel="stylesheet" href="assets/sh.css">
   <link rel="canonical" href="https://nodejs.org/api/__FILENAME__.html">