Adjust various SCSI drivers to handle either a 32-bit or 64-bit lun_id_t,
mostly by adjustments to debugging printf() format specifiers. For high
numbered LUNs, also switch to printing them in hex as per SAM-5.

MFC after: 2 weeks
printf() specifier updates to CAM to handle either 32-bit or 64-bit lun_id_t.

MFC after:	2 weeks