drivers: Get rid of unnecessary blank lines {before,after} brace

Change-Id: Ic1b38e93d919c1286a8d130700a4a2bfd6b55258
Signed-off-by: Elyes HAOUAS <ehaouas@noos.fr>
Reviewed-on: https://review.coreboot.org/c/coreboot/+/61557
Tested-by: build bot (Jenkins) <no-reply@coreboot.org>
Reviewed-by: Felix Singer <felixsinger@posteo.net>

src/drivers/pc80/rtc/mc146818rtc.c

@@ -267,7 +267,6 @@ void set_boot_successful(void)
 		/* If we are in normal mode set the boot count to 0 */
 		if (byte & RTC_BOOT_NORMAL)
 			byte &= 0x0f;
-
 	}
 
 	outb(byte, RTC_PORT(1));