(Part#2) MDEV-13049 Querying INFORMATION_SCHEMA becomes slow in MariaDB 10.1

This is a 10.3 specific part of MDEV-13049.
It disables automatic sorting for
"SELECT .. FROM INFORMATION_SCHEMA.{SCHEMATA|TABLES}"
and adjusts the affected tests accordingly.

mysql-test/suite/perfschema/t/dml_handler.test

@@ -18,7 +18,8 @@
  
 CREATE TEMPORARY TABLE table_list (id INT AUTO_INCREMENT, PRIMARY KEY (id)) AS
   SELECT TABLE_NAME FROM INFORMATION_SCHEMA.TABLES
-  WHERE TABLE_SCHEMA='performance_schema';
+  WHERE TABLE_SCHEMA='performance_schema'
+  ORDER BY TABLE_NAME;
 
 SELECT COUNT(*) FROM table_list INTO @table_count;