Fix spelling mistake in mkfs lazy superblock diagnostic

Signed-off-by: <nathans@debian.org>
Reviewed-by: Eric Sandeen <sandeen@redhat.com>
Signed-off-by: Eric Sandeen <sandeen@sandeen.net>

diff --git a/mkfs/xfs_mkfs.c b/mkfs/xfs_mkfs.c
index 5950985..f973b6b 100644
--- a/mkfs/xfs_mkfs.c
+++ b/mkfs/xfs_mkfs.c
@@ -1946,7 +1946,7 @@
 		/* lazy sb counters always on */
 		if (!cli->sb_feat.lazy_sb_counters) {
 			fprintf(stderr,
-_("Lazy superblock counted always enabled for CRC enabled filesystems\n"));
+_("Lazy superblock counters always enabled for CRC enabled filesystems\n"));
 			usage();
 		}