Add favicon (#20)

Author: KP3530

public/favicon.ico

@@ -27,10 +27,8 @@ const {
       }
     </script>
     <meta charset="utf-8" />
-    <!-- Favicon: add files to public/ then uncomment (favicon ticket)
     <link rel="icon" type="image/svg+xml" href="/favicon.svg" />
     <link rel="icon" href="/favicon.ico" />
-    -->
     <meta name="viewport" content="width=device-width" />
     <meta name="generator" content={Astro.generator} />
     <meta name="description" content={description} />