don't show the value of open_files_limit

mysql-test/suite/sys_vars/r/open_files_limit_basic.result

 select @@global.open_files_limit;
 @@global.open_files_limit
-1024
+#
 select @@session.open_files_limit;
 ERROR HY000: Variable 'open_files_limit' is a GLOBAL variable
 show global variables like 'open_files_limit';
 Variable_name	Value
-open_files_limit	1024
+open_files_limit	#
 show session variables like 'open_files_limit';
 Variable_name	Value
-open_files_limit	1024
+open_files_limit	#
 select * from information_schema.global_variables where variable_name='open_files_limit';
 VARIABLE_NAME	VARIABLE_VALUE
-OPEN_FILES_LIMIT	1024
+OPEN_FILES_LIMIT	#
 select * from information_schema.session_variables where variable_name='open_files_limit';
 VARIABLE_NAME	VARIABLE_VALUE
-OPEN_FILES_LIMIT	1024
+OPEN_FILES_LIMIT	#
 set global open_files_limit=1;
 ERROR HY000: Variable 'open_files_limit' is a read only variable
 set session open_files_limit=1;

mysql-test/suite/sys_vars/t/open_files_limit_basic.test

 #
 # show the global and session values;
 #
---replace_result 3072 1024 16384 1024
+--replace_column 1 #
 select @@global.open_files_limit;
 --error ER_INCORRECT_GLOBAL_LOCAL_VAR
 select @@session.open_files_limit;
---replace_result 3072 1024 16384 1024
+--replace_column 2 #
 show global variables like 'open_files_limit';
---replace_result 3072 1024 16384 1024
+--replace_column 2 #
 show session variables like 'open_files_limit';
---replace_result 3072 1024 16384 1024
+--replace_column 2 #
 select * from information_schema.global_variables where variable_name='open_files_limit';
---replace_result 3072 1024 16384 1024
+--replace_column 2 #
 select * from information_schema.session_variables where variable_name='open_files_limit';
 
 #