scsi: mpt3sas: Rearrange _scsih_mark_responding_sas_device()

Rearrange _scsih_mark_responding_sas_device function. No functional change.

Link: https://lore.kernel.org/r/20201027130847.9962-4-sreekanth.reddy@broadcom.com


Signed-off-by: Sreekanth Reddy <sreekanth.reddy@broadcom.com>
Signed-off-by: Martin K. Petersen <martin.petersen@oracle.com>