scsi: mpt3sas: Disable MPI2_FUNCTION_FW_DOWNLOAD for ATTO devices

Disable firmware download for ATTO devices where it is not supported.

Link: https://lore.kernel.org/r/20220805174609.14830-2-bgrove@attotech.com


Co-developed-by: Rob Crispo <rcrispo@attotech.com>
Signed-off-by: Rob Crispo <rcrispo@attotech.com>
Signed-off-by: Bradley Grove <bgrove@attotech.com>
Signed-off-by: Martin K. Petersen <martin.petersen@oracle.com>