MDEV-11415 merge fixup: Remove a redundant call

In merge commit 921c5e93 the call
log_free_check() was accidentally duplicated, causing a small
performance regression on INSERT.

storage/innobase/row/row0ins.cc

 /*****************************************************************************
 
 Copyright (c) 1996, 2016, Oracle and/or its affiliates. All Rights Reserved.
-Copyright (c) 2016, 2021, MariaDB Corporation.
+Copyright (c) 2016, 2022, MariaDB Corporation.
 
 This program is free software; you can redistribute it and/or modify it under
 the terms of the GNU General Public License as published by the Free Software
@@ -3194,9 +3194,6 @@ row_ins_clust_index_entry(
 		? BTR_NO_LOCKING_FLAG : 0;
 	const ulint	orig_n_fields = entry->n_fields;
 
-	/* Try first optimistic descent to the B-tree */
-	log_free_check();
-
 	/* For intermediate table during copy alter table,
 	   skip the undo log and record lock checking for
 	   insertion operation.