Remove release section from Updates page

Version number scheme has changed, this is no longer relevant or necessary.

web/templates/admin/list_updates.html

@@ -39,8 +39,7 @@
                     </div>
                   <div class="clearfix l-unit__stat-col--left wide"><b><?php print __('Package');?></b></div>
                   <div class="clearfix l-unit__stat-col--left wide-5"><b><?php print __('Description');?></b></div>
-                  <div class="clearfix l-unit__stat-col--left text-center"><b><?php print __('Version');?></b></div>
-                  <div class="clearfix l-unit__stat-col--left text-center"><b><?php print __('Release');?></b></div>
+                  <div class="clearfix l-unit__stat-col--left text-center wide"><b><?php print __('Version');?></b></div>
                   <div class="clearfix l-unit__stat-col--left text-center"><b><?php print __('Status');?></b></div>
               </div>
             </div>
@@ -71,8 +70,7 @@
                 </div>
               <div class="clearfix l-unit__stat-col--left wide"><b><?=$key?></b></div>
               <div class="clearfix l-unit__stat-col--left wide-5"><b><?=__($data[$key]['DESCR'])?></b></div>
-              <div class="clearfix l-unit__stat-col--left text-center"><?=$data[$key]['VERSION'] ?> (<?=$data[$key]['ARCH']?>)</div>
-              <div class="clearfix l-unit__stat-col--left text-center"><?=$data[$key]['RELEASE']?></div>
+              <div class="clearfix l-unit__stat-col--left text-center wide"><?=$data[$key]['VERSION'] ?> (<?=$data[$key]['ARCH']?>)</div>
               <div class="clearfix l-unit__stat-col--left text-center">
                   <? if ($data[$key]['UPDATED'] == 'no') {
                     echo '