xfs: fix a typo

Fix a typo in comments.
Signed-off-by: Andrew Kreimer <algonell@gmail.com>
Reviewed-by: Darrick J. Wong <djwong@kernel.org>
Signed-off-by: Carlos Maiolino <cem@kernel.org>

fs/xfs/xfs_log_recover.c

@@ -1849,7 +1849,7 @@ xlog_find_item_ops(
  *	   from the transaction. However, we can't do that until after we've
  *	   replayed all the other items because they may be dependent on the
  *	   cancelled buffer and replaying the cancelled buffer can remove it
- *	   form the cancelled buffer table. Hence they have tobe done last.
+ *	   form the cancelled buffer table. Hence they have to be done last.
  *
  *	3. Inode allocation buffers must be replayed before inode items that
  *	   read the buffer and replay changes into it. For filesystems using the