gcol.gcol_purge contaminates further execution of innodb.gap_locks

$ perl ./mtr gcol.gcol_purge innodb.gap_locks --noreorder

gcol.gcol_purge 'innodb'                 [ pass ]  11825

innodb.gap_locks 'innodb'                [ fail ]

        Test ended at 2022-05-27 23:10:05

CURRENT_TEST: innodb.gap_locks

--- /mnt8t/bld/10.5-debug-nightly/mysql-test/suite/innodb/r/gap_locks.result	2021-09-14 19:07:00.000000000 +0300

+++ /mnt8t/bld/10.5-debug-nightly/mysql-test/suite/innodb/r/gap_locks.reject	2022-05-27 23:10:05.289693153 +0300

@@ -8,28 +8,28 @@

 DELETE FROM t1 WHERE b='2' AND c=2;

 SHOW ENGINE INNODB STATUS;

 Type	Name	Status

-InnoDB		2 lock struct(s), 1 row lock(s)

+InnoDB		0 lock struct(s), 0 row lock(s)

 ROLLBACK;

 SET TRANSACTION ISOLATION LEVEL REPEATABLE READ;

 BEGIN;

 DELETE FROM t1 WHERE b='2' AND c=2;

 SHOW ENGINE INNODB STATUS;

 Type	Name	Status

-InnoDB		2 lock struct(s), 1 row lock(s)

+InnoDB		0 lock struct(s), 0 row lock(s)

 ROLLBACK;

 SET TRANSACTION ISOLATION LEVEL READ COMMITTED;

 BEGIN;

 DELETE FROM t1 WHERE b='2' AND c=2;

 SHOW ENGINE INNODB STATUS;

 Type	Name	Status

-InnoDB		1 lock struct(s), 0 row lock(s)

+InnoDB		0 lock struct(s), 0 row lock(s)

 ROLLBACK;

 SET TRANSACTION ISOLATION LEVEL READ UNCOMMITTED;

 BEGIN;

 DELETE FROM t1 WHERE b='2' AND c=2;

 SHOW ENGINE INNODB STATUS;

 Type	Name	Status

-InnoDB		1 lock struct(s), 0 row lock(s)

+InnoDB		0 lock struct(s), 0 row lock(s)

 ROLLBACK;

 SET GLOBAL INNODB_STATUS_OUTPUT_LOCKS = @save_locks;

 DROP TABLE t1;

mysqltest: Result content mismatch