scsi: mpt3sas: Use true, false for ioc->use_32bit_dma

Fix the following coccicheck warning:

drivers/scsi/mpt3sas/mpt3sas_base.c:7202:1-19: WARNING: Assignment of
0/1 to bool variable

Link: https://lore.kernel.org/r/20200430121738.15151-1-yanaijie@huawei.comSigned-off-by: Jason Yan <yanaijie@huawei.com>
Signed-off-by: Martin K. Petersen <martin.petersen@oracle.com>

drivers/scsi/mpt3sas/mpt3sas_base.c

@@ -7199,7 +7199,7 @@ mpt3sas_base_attach(struct MPT3SAS_ADAPTER *ioc)
 	ioc->smp_affinity_enable = smp_affinity_enable;
 
 	ioc->rdpq_array_enable_assigned = 0;
-	ioc->use_32bit_dma = 0;
+	ioc->use_32bit_dma = false;
 	if (ioc->is_aero_ioc)
 		ioc->base_readl = &_base_readl_aero;
 	else