Update header.php

Fixed tag <span> in "Navigation_Presence"

front/php/templates/header.php

@@ -227,7 +227,7 @@ if ($ENABLED_DARKMODE === True) {
         </li>
 
         <li class=" <?php if (in_array (basename($_SERVER['SCRIPT_NAME']), array('presence.php') ) ){ echo 'active'; } ?>">
-          <a href="presence.php"><i class="fa fa-calendar"></i> <?= lang('Navigation_Presence');?></span></a>
+          <a href="presence.php"><span><i class="fa fa-calendar"></i> <?= lang('Navigation_Presence');?></span></a>
         </li>
 
         <li class=" <?php if (in_array (basename($_SERVER['SCRIPT_NAME']), array('events.php') ) ){ echo 'active'; } ?>">