scsi: mpt3sas: Fix incorrect 4GB boundary check

The driver must perform its 4GB boundary check using the pool's DMA address
instead of using the virtual address.

Link: https://lore.kernel.org/r/20220303140230.13098-1-sreekanth.reddy@broadcom.com
Fixes: d6adc251

 ("scsi: mpt3sas: Force PCIe scatterlist allocations to be within same 4 GB region")
Signed-off-by: Sreekanth Reddy <sreekanth.reddy@broadcom.com>
Signed-off-by: Martin K. Petersen <martin.petersen@oracle.com>