Input: walkera0701 - use module_parport_driver macro to simplify the code

Use the module_parport_driver macro to simplify the code, which is the
same as declaring with module_init() and module_exit().

Signed-off-by: Li Zetao <lizetao1@huawei.com>
Link: https://lore.kernel.org/r/20230815080107.1089401-1-lizetao1@huawei.com
Signed-off-by: Dmitry Torokhov <dmitry.torokhov@gmail.com>

Author: Li Zetao

drivers/input/joystick/walkera0701.c

@@ -296,15 +296,4 @@ static struct parport_driver walkera0701_parport_driver = {
 	.devmodel = true,
 };
 
-static int __init walkera0701_init(void)
-{
-	return parport_register_driver(&walkera0701_parport_driver);
-}
-
-static void __exit walkera0701_exit(void)
-{
-	parport_unregister_driver(&walkera0701_parport_driver);
-}
-
-module_init(walkera0701_init);
-module_exit(walkera0701_exit);
+module_parport_driver(walkera0701_parport_driver);