amba: 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 <[e-mail]>

drivers/amba/tegra-ahb.c

···
 	.probe = tegra_ahb_probe,
 	.driver = {
 		.name = DRV_NAME,
-		.owner = THIS_MODULE,
 		.of_match_table = tegra_ahb_of_match,
 		.pm = &tegra_ahb_pm,
 	},