USB: Remove LUN number from CDB

The LUN number is not part of the Command Descriptor Block (CDB) for scsi inquiry, request sense, test unit ready, read capacity and read10 commands. This patch removes the LUN number information from the CDB.

Signed-off-by: Thomas Abraham <t-abraham@ti.com>
Signed-off-by: Remy Bohmer <linux@bohmer.net>