net: ethernet: fix platform_no_drv_owner.cocci warning

Remove .owner field if calls are used which set it automatically.
./drivers/net/ethernet/sunplus/spl2sw_driver.c:569:3-8: No need to set
.owner here. The core will do it.
Reported-by: Abaci Robot <abaci@linux.alibaba.com>
Signed-off-by: Yang Li <yang.lee@linux.alibaba.com>
Signed-off-by: David S. Miller <davem@davemloft.net>

drivers/net/ethernet/sunplus/spl2sw_driver.c

@@ -554,7 +554,6 @@ static struct platform_driver spl2sw_driver = {
 	.remove = spl2sw_remove,
 	.driver = {
 		.name = "sp7021_emac",
-		.owner = THIS_MODULE,
 		.of_match_table = spl2sw_of_match,
 	},
 };