rtc: rzn1: fix platform_no_drv_owner.cocci warning

Remove .owner field if calls are used which set it automatically.
./drivers/rtc/rtc-rzn1.c:411:3-8: 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: Alexandre Belloni <alexandre.belloni@bootlin.com>
Link: https://lore.kernel.org/r/20220518232445.79156-1-yang.lee@linux.alibaba.com

drivers/rtc/rtc-rzn1.c

@@ -408,7 +408,6 @@ static struct platform_driver rzn1_rtc_driver = {
 	.remove = rzn1_rtc_remove,
 	.driver = {
 		.name	= "rzn1-rtc",
-		.owner	= THIS_MODULE,
 		.of_match_table = rzn1_rtc_of_match,
 	},
 };