nfc: nfcmrvl: constify i2c_device_id

i2c_device_id are not supposed to change at runtime. All functions
working with i2c_device_id provided by <linux/i2c.h> work with
const i2c_device_id. So mark the non-const structs as const.
Signed-off-by: NArvind Yadav <arvind.yadav.cs@gmail.com>
Signed-off-by: NSamuel Ortiz <sameo@linux.intel.com>

drivers/nfc/nfcmrvl/i2c.c

@@ -266,7 +266,7 @@ static const struct of_device_id of_nfcmrvl_i2c_match[] = {
 };
 MODULE_DEVICE_TABLE(of, of_nfcmrvl_i2c_match);
 
-static struct i2c_device_id nfcmrvl_i2c_id_table[] = {
+static const struct i2c_device_id nfcmrvl_i2c_id_table[] = {
 	{ "nfcmrvl_i2c", 0 },
 	{}
 };