remove unused menus

src/application/view/common/module/menu.phtml

@@ -4,15 +4,6 @@
   </a><a class="item" href="people" title="<?php echo _('People') ?>">
     <i class="bi bi-person"></i>
     <span></span>
-  </a><a class="item" href="#todo" title="<?php echo _('Bookmarks') ?>">
-    <i class="bi bi-bookmarks"></i>
-    <span></span>
-  </a><a class="item" href="#todo" title="<?php echo _('Mentions') ?>">
-    <i class="bi bi-at"></i>
-    <span></span>
-  </a><a class="item" href="#todo" title="<?php echo _('Messages') ?>">
-    <i class="bi bi-envelope"></i>
-    <span></span>
   </a><a class="item" href="settings" title="<?php echo _('Settings') ?>">
     <i class="bi bi-gear"></i>
   </a>