i18n: Clarify attachment settings labels

include/staff/settings-tickets.inc.php

@@ -214,7 +214,7 @@ if(!($maxfileuploads=ini_get('max_file_uploads')))
             </th>
         </tr>
         <tr>
-            <td width="180"><?php echo __('Ticket Attachment Settings');?>:</td>
+            <td width="180"><?php echo __('EndUser Attachment Settings');?>:</td>
             <td>
 <?php
                 $tform = TicketForm::objects()->one()->getForm();
@@ -231,7 +231,7 @@ if(!($maxfileuploads=ini_get('max_file_uploads')))
             </td>
         </tr>
         <tr>
-            <td width="180"><?php echo __('Maximum File Size');?>:</td>
+            <td width="180"><?php echo __('Agent Maximum File Size');?>:</td>
             <td>
                 <select name="max_file_size">
                     <option value="262144">&mdash; <?php echo __('Small'); ?> &mdash;</option>