scsi: RDMA/srp: Declare the SCSI host template const

Make it explicit that the SRP host template is not modified.
Acked-by: Leon Romanovsky <leonro@nvidia.com>
Signed-off-by: Bart Van Assche <bvanassche@acm.org>
Link: https://lore.kernel.org/r/20230322195515.1267197-7-bvanassche@acm.orgSigned-off-by: Martin K. Petersen <martin.petersen@oracle.com>

drivers/infiniband/ulp/srp/ib_srp.c

@@ -3077,7 +3077,7 @@ static struct attribute *srp_host_attrs[] = {
 
 ATTRIBUTE_GROUPS(srp_host);
 
-static struct scsi_host_template srp_template = {
+static const struct scsi_host_template srp_template = {
 	.module				= THIS_MODULE,
 	.name				= "InfiniBand SRP initiator",
 	.proc_name			= DRV_NAME,