Fix phpmyadmin config

data/var/www/phpmyadmin/config.inc.php

@@ -30,6 +30,7 @@
 	$cfg['Servers'][$i]['navigationhiding'] = 'pma__navigationhiding';
 	$cfg['Servers'][$i]['savedsearches'] = 'pma__savedsearches';
 	$cfg['Servers'][$i]['users'] = 'pma__users';
+	$cfg['Servers'][$i]['usergroups'] = 'pma__usergroups';
 	$cfg['Servers'][$i]['controluser']   = 'pma';
 	$cfg['Servers'][$i]['controlpass']   = 'pmapass';