target: add XCOPY target/segment desc sense codes

[ Upstream commit e864212078ded276bdb272b2e0ee6a979357ca8a ]

As defined in http://www.t10.org/lists/asc-num.htm

. To be used during
validation of XCOPY target and segment descriptor lists.

Signed-off-by: David Disseldorp <ddiss@suse.de>
Reviewed-by: Christoph Hellwig <hch@lst.de>
Signed-off-by: Bart Van Assche <bart.vanassche@sandisk.com>
Signed-off-by: Sasha Levin <sashal@kernel.org>