MDEV-33727 update test results

followup for 13663cb

Author: vuvova

mysql-test/suite/s3/mysqldump.result

@@ -4,6 +4,7 @@ alter table t1 engine=S3;
 #####
 # mysqldump with --copy-s3-tables=0 (by default)
 ###
+/*!999999\- enable the sandbox mode */ 
 #####
 # mysqldump with --copy-s3-tables=0 (by default) XML
 ###
@@ -15,6 +16,7 @@ alter table t1 engine=S3;
 #####
 # mysqldump with --copy-s3-tables=1
 ###
+/*!999999\- enable the sandbox mode */ 
 /*!40101 SET @saved_cs_client = @@character_set_client */;
 /*!40101 SET character_set_client = utf8 */;
 CREATE TABLE `t1` (