libata: LITE-ON CX1-JB256-HP needs lower max_sectors

Since 34b48db6

 ("block: remove artifical max_hw_sectors cap"),
max_sectors is no longer limited to BLK_DEF_MAX_SECTORS and LITE-ON
CX1-JB256-HP keeps timing out with higher max_sectors.  Revert it to
the previous value.

Signed-off-by: Tejun Heo <tj@kernel.org>
Reported-by:  <dgerasimov@gmail.com>
Link: https://bugzilla.kernel.org/show_bug.cgi?id=121671
Cc: stable@vger.kernel.org # v3.19+
Fixes: 34b48db6

 ("block: remove artifical max_hw_sectors cap")
Signed-off-by: Tejun Heo <tj@kernel.org>