device: Constify struct device * parameter to acpi_inject_dsdt

.acpi_inject_dsdt() does not need to modify the device
structure. Hence, this change makes the struct device * parameter to
acpi_inject_dsdt as const.

Change-Id: I3b096d9a5a9d649193e32ea686d5de9f78124997
Signed-off-by: Furquan Shaikh <furquan@google.com>
Reviewed-on: https://review.coreboot.org/c/coreboot/+/40711
Reviewed-by: Aaron Durbin <adurbin@chromium.org>
Tested-by: build bot (Jenkins) <no-reply@coreboot.org>

src/soc/intel/broadwell/lpc.c

@@ -573,7 +573,7 @@ static void pch_lpc_read_resources(struct device *dev)
 		memset(gnvs, 0, sizeof(global_nvs_t));
 }
 
-static void southcluster_inject_dsdt(struct device *device)
+static void southcluster_inject_dsdt(const struct device *device)
 {
 	global_nvs_t *gnvs;