media: radio-usb-si4713: make i2c_adapter const

Make this const as it is only used in a copy operation.
Done using Coccinelle
Signed-off-by: Bhumika Goyal <bhumirks@gmail.com>
Signed-off-by: Hans Verkuil <hans.verkuil@cisco.com>
Signed-off-by: Mauro Carvalho Chehab <mchehab@s-opensource.com>

drivers/media/radio/si4713/radio-usb-si4713.c

@@ -409,7 +409,7 @@ static const struct i2c_algorithm si4713_algo = {
 
 /* This name value shows up in the sysfs filename associated
 		with this I2C adapter */
-static struct i2c_adapter si4713_i2c_adapter_template = {
+static const struct i2c_adapter si4713_i2c_adapter_template = {
 	.name   = "si4713-i2c",
 	.owner  = THIS_MODULE,
 	.algo   = &si4713_algo,