Fixed strict warnings because of missing function argument

interface/web/mail/mail_user_stats.php

@@ -55,7 +55,7 @@ class list_action extends listform_actions {
 		return $rec;
 	}
 
-	function getQueryString() {
+	function getQueryString($no_limit = false) {
 		global $app;
 		$sql_where = '';
 

interface/web/sites/web_sites_stats.php

@@ -80,7 +80,7 @@ class list_action extends listform_actions {
 		$app->tpl->pparse();
 	}
 
-	function getQueryString() {
+	function getQueryString($no_limit = false) {
 		global $app;
 		$sql_where = '';