Make link to favicon relative

Author: theScottyJam

index.html

@@ -4,7 +4,7 @@
   <meta charset="UTF-8">
   <meta name="viewport" content="width=device-width, initial-scale=1.0">
   <title>Coderef</title>
-  <link rel='shortcut icon' type='image/x-icon' href='/favicon.ico' />
+  <link rel='shortcut icon' type='image/x-icon' href='./favicon.ico' />
   <meta name="theme-color" content="#000"/>
   <link rel="stylesheet" type="text/css" href="./style.css">
   <script type="module" src="./main.js"></script>