Update _layouts/default.html

Co-Authored-By: Casper da Costa-Luis <casper.dcl@physics.org>

_layouts/default.html

@@ -27,7 +27,7 @@
           {% endif %}
 
           {% unless page.hide_navigation == true %}
-            <a href="{{ site.url }}">Home</a> | <a href="{{site.url}}\another-page\">Another Page</a>
+            <a href="{{ site.url }}">Home</a>
           {% endunless %}
         </section>
       </div>
@@ -50,4 +50,4 @@
       </script>
     {% endif %}
   </body>
-</html>
+</html>