fix test for bug#25721

did not run properly on a fast Windows machine

mysql-test/r/federated_server.result

@@ -259,8 +259,10 @@ create procedure p1 ()
 begin
 DECLARE v INT DEFAULT 0;
 DECLARE e INT DEFAULT 0;
+DECLARE i INT;
 DECLARE CONTINUE HANDLER FOR SQLEXCEPTION SET e = e + 1;
-WHILE v < 10000 do
+SET i = sleep(5);
+WHILE v < 20000 do
 CREATE SERVER s
 FOREIGN DATA WRAPPER mysql
 OPTIONS (USER 'Remote', HOST '192.168.1.106', DATABASE 'test');

mysql-test/t/federated_server.test

@@ -296,8 +296,10 @@ create procedure p1 ()
 begin
   DECLARE v INT DEFAULT 0;
   DECLARE e INT DEFAULT 0;
+  DECLARE i INT;
   DECLARE CONTINUE HANDLER FOR SQLEXCEPTION SET e = e + 1;
-  WHILE v < 10000 do
+  SET i = sleep(5);
+  WHILE v < 20000 do
     CREATE SERVER s
       FOREIGN DATA WRAPPER mysql
       OPTIONS (USER 'Remote', HOST '192.168.1.106', DATABASE 'test');