sparc: Annotate of_device_id arrays with const or __initdata.

As suggested by Stephen Rothwell.

Signed-off-by: David S. Miller <davem@davemloft.net>
diff --git a/drivers/net/myri_sbus.c b/drivers/net/myri_sbus.c
index 03867b1..979d778 100644
--- a/drivers/net/myri_sbus.c
+++ b/drivers/net/myri_sbus.c
@@ -1125,7 +1125,7 @@
 	return 0;
 }
 
-static struct of_device_id myri_sbus_match[] = {
+static const struct of_device_id myri_sbus_match[] = {
 	{
 		.name = "MYRICOM,mlanai",
 	},