Merge pull request #1820 from yadimon/fix_wording

wording: must be agents, because its agents table

Reviewed-By: Jared Hancock <jared@osticket.com>

include/staff/departments.inc.php

@@ -59,7 +59,7 @@ else
             <th width="7px">&nbsp;</th>
             <th width="180"><a <?php echo $name_sort; ?> href="departments.php?<?php echo $qstr; ?>&sort=name"><?php echo __('Name');?></a></th>
             <th width="80"><a  <?php echo $type_sort; ?> href="departments.php?<?php echo $qstr; ?>&sort=type"><?php echo __('Type');?></a></th>
-            <th width="70"><a  <?php echo $users_sort; ?>href="departments.php?<?php echo $qstr; ?>&sort=users"><?php echo __('Users');?></a></th>
+            <th width="70"><a  <?php echo $users_sort; ?>href="departments.php?<?php echo $qstr; ?>&sort=users"><?php echo __('Agents');?></a></th>
             <th width="300"><a  <?php echo $email_sort; ?> href="departments.php?<?php echo $qstr; ?>&sort=email"><?php echo __('Email Address');?></a></th>
             <th width="200"><a  <?php echo $manager_sort; ?> href="departments.php?<?php echo $qstr; ?>&sort=manager"><?php echo __('Department Manager');?></a></th>
         </tr>