can: ucan: ucan_disconnect(): change unregister_netdev() to unregister_candev()

From API pairing, change unregister_netdev() to unregister_candev()
since the registration function is register_candev(). Actually, they
are the same.
Signed-off-by: Dongliang Mu <dzm91@hust.edu.cn>
Link: https://lore.kernel.org/all/20221024110033.727542-1-dzm91@hust.edu.cn
[mkl: adjust subject + commit message]
Signed-off-by: Marc Kleine-Budde <mkl@pengutronix.de>

drivers/net/can/usb/ucan.c

@@ -1582,7 +1582,7 @@ static void ucan_disconnect(struct usb_interface *intf)
 	usb_set_intfdata(intf, NULL);
 
 	if (up) {
-		unregister_netdev(up->netdev);
+		unregister_candev(up->netdev);
 		free_candev(up->netdev);
 	}
 }