MDEV-24117: Memory management problem (in range optimizer)

Adjust the testcase for MariaDB 10.3+ : prevent IN-to-subquery conversion
optimization from working.

mysql-test/main/range.result

@@ -3056,7 +3056,7 @@ set @tmp_24117= @@max_session_mem_used;
 #  - 2.8M without the bug
 #  - 1G with the bug.
 set max_session_mem_used=64*1024*1024;
-set @query=concat('explain select * from t2 where a in (', @query, ')');
+set @query=concat('explain select * from t2 where a=1 or a in (', @query, ')');
 prepare s from @query;
 # This should not fail with an error:
 execute s;

mysql-test/main/range.test

@@ -2102,7 +2102,7 @@ set @tmp_24117= @@max_session_mem_used;
 
 set max_session_mem_used=64*1024*1024;
 
-set @query=concat('explain select * from t2 where a in (', @query, ')');
+set @query=concat('explain select * from t2 where a=1 or a in (', @query, ')');
 
 prepare s from @query;
 

mysql-test/main/range_mrr_icp.result

@@ -3068,7 +3068,7 @@ set @tmp_24117= @@max_session_mem_used;
 #  - 2.8M without the bug
 #  - 1G with the bug.
 set max_session_mem_used=64*1024*1024;
-set @query=concat('explain select * from t2 where a in (', @query, ')');
+set @query=concat('explain select * from t2 where a=1 or a in (', @query, ')');
 prepare s from @query;
 # This should not fail with an error:
 execute s;