fix: correct 404 page image path (#797)

Author: sethamus

src/content/pages/404.html

@@ -22,7 +22,7 @@ <h1 class="section-title h0">
         </div>
 
         <div class="content-container span-7-12">
-            <img width="480" height="366" src="../../assets/images/404.png" alt="" loading="lazy">
+            <img width="480" height="366" src="/assets/images/404.png" alt="" loading="lazy">
         </div>
     </div>
 </section>