Update Eluna link

Author: Kitzunu

_layouts/default.html

@@ -96,7 +96,7 @@
                   <a class="nav-link" href="{{ '/doxygen/' | relative_url }}"><i class="fas fa-book" aria-hidden="true"></i> Doxygen Documentation</a>
                 </li>
                 <li class="dropdown-item">
-                  <a class="nav-link" href="{{ '/pages/eluna' | relative_url }}"><i class="fas fa-book" aria-hidden="true"></i> Eluna Engine Documentation</a>
+                  <a class="nav-link" href="{{ '/eluna/' | relative_url }}"><i class="fas fa-book" aria-hidden="true"></i> Eluna Engine Documentation</a>
                 </li>
               </ul>
             </li>