tty: serial: drop owner assignment from platform_drivers

A platform_driver does not need to set an owner, it will be populated by the
driver core.

Signed-off-by: Wolfram Sang <wsa@the-dreams.de>

drivers/tty/serial/altera_uart.c

@@ -623,7 +623,6 @@ static struct platform_driver altera_uart_platform_driver = {
 	.remove	= altera_uart_remove,
 	.driver	= {
 		.name		= DRV_NAME,
-		.owner		= THIS_MODULE,
 		.of_match_table	= of_match_ptr(altera_uart_match),
 	},
 };