drivers/rtc/rtc-fm3130.c: remove empty function

After the switch to devm_* functions and the removal of
rtc_device_unregister(), the 'remove' function does not do anything.
Delete it.

Signed-off-by: Sachin Kamat <[e-mail]>
Cc: Sergey Lapin <[e-mail]>
Signed-off-by: Andrew Morton <[e-mail]>
Signed-off-by: Linus Torvalds <[e-mail]>

drivers/rtc/rtc-fm3130.c

···
 	return err;
 }
 
-static int fm3130_remove(struct i2c_client *client)
-{
-	return 0;
-}
-
 static struct i2c_driver fm3130_driver = {
 	.driver = {
 		.name	= "rtc-fm3130",
 		.owner	= THIS_MODULE,
 	},
 	.probe		= fm3130_probe,
-	.remove		= fm3130_remove,
 	.id_table	= fm3130_id,
 };