xfs_scrub_all: use system encoding for lsblk output decoding

Don't hardcode utf-8 as the decoding scheme for lsblk output, since the
system could set it to anything else.

Signed-off-by: Darrick J. Wong <darrick.wong@oracle.com>
Reviewed-by: Eric Sandeen <sandeen@redhat.com>
Signed-off-by: Eric Sandeen <sandeen@sandeen.net>

1 file changed