scsi: smartpqi: allow static build ("built-in")

If CONFIG_SCSI_SMARTPQI=y then don't build this driver as a module.
Signed-off-by: Steffen Weber <steffen.weber@gmail.com>
Signed-off-by: Martin K. Petersen <martin.petersen@oracle.com>

drivers/scsi/smartpqi/Makefile

 ccflags-y += -I.
-obj-m		+= smartpqi.o
+obj-$(CONFIG_SCSI_SMARTPQI) += smartpqi.o
 smartpqi-objs := smartpqi_init.o smartpqi_sis.o smartpqi_sas_transport.o