Use correct metagen output in example

README.md

@@ -46,23 +46,14 @@ into `<meta>` tags and other document metadata like this:
 <meta charset="utf-8">
 <meta http-equiv="X-UA-Compatible" content="IE=edge">
 <meta name="viewport" content="width=device-width, initial-scale=1">
-<link rel="preconnect" href="https://foo.com">
-<link rel="dns-prefetch" href="https://example.com">
 <title>Eleventy Plugin Meta Generator</title>
 <meta name="author" content="Tanner Dolby">
 <meta name="title" content="Eleventy Plugin Meta Generator">
 <meta name="description" content="An eleventy shortcode for generating meta tags.">
-<meta name="robots" content="noindex">
-<meta name="googlebot" content="noindex">
-<meta name="googlebot-news" content="nosnippet">
-<meta name="generator" content="11ty">
+<meta name="generator" content="eleventy">
 <!-- Open Graph -->
 <meta property="og:type" content="website">
 <meta property="og:url" content="https://tannerdolby.com">
-<meta property="og:site_name" content="Metagen">
-<meta property="og:locale:alternate" content="es">
-<meta property="og:locale:alternate" content="zh">
-<meta property="og:locale:alternate" content="ja">
 <meta property="og:locale" content="en_US">
 <meta property="og:title" content="Eleventy Plugin Meta Generator">
 <meta property="og:description" content="An eleventy shortcode for generating meta tags.">
@@ -78,10 +69,10 @@ into `<meta>` tags and other document metadata like this:
 <meta name="twitter:image" content="https://tannerdolby.com/images/arch-spiral-large.jpg">
 <meta name="twitter:image:alt" content="Archimedean Spiral">
 <link rel="canonical" href="https://tannerdolby.com">
-<meta foo="bar" content="fizz">
+<meta name="custom" content="foo">
 <link rel="stylesheet" href="style.css">
-<link rel="stylesheet" href="foo.css">
-<style>h1 {color: #f06}</style>
+<link rel="stylesheet" href="design.css">
+<style>h1 { color: #f06; }</style>
 <script src="foo.js"></script>
 <script src="bar.js" async></script>
 <script>console.log('hello, world');</script>