Bug#41893 - main.variables mysql-test fails if new variable like '%alloc%' is added.

Fixed a typo in the bug fix patch.

mysql-test/t/variables.test

@@ -186,7 +186,7 @@ SHOW VARIABLES WHERE variable_name IN ('range_alloc_block_size',
 set @@range_alloc_block_size=default;
 set @@query_alloc_block_size=default, @@query_prealloc_size=default;
 set transaction_alloc_block_size=default, @@transaction_prealloc_size=default;
---echo ==+ Check the values not that they are reset +==
+--echo ==+ Check the values now that they are reset +==
 SHOW VARIABLES WHERE variable_name IN ('range_alloc_block_size',
 'query_alloc_block_size', 'query_prealloc_size',
 'transaction_alloc_block_size', 'transaction_prealloc_size');