Fix reference page reference to logo

Author: limzykenneth

src/templates/pages/reference/index.html

@@ -68,7 +68,7 @@ <h2 id="i18n-settings" class="sr-only">Language Settings</h2>
       <!-- logo -->
       <header id="lockup">
         <a href="/">
-          <img src="../assets/img/p5js.svg" alt="p5 homepage" id="logo_image" class="logo" />
+          <img src="/assets/img/p5js.svg" alt="p5 homepage" id="logo_image" class="logo" />
           <div id="p5_logo"></div>
         </a>
         <p class='tagline'>Processing fun times JavaScript quirkiness</p>