SPI driver: style fix

lint tests for labels to start at BOL, no spaces before them.

Change-Id: Icf6ce533f26998a81b4be46d17e2d0b6b868904d
Signed-off-by: Patrick Georgi <patrick@georgi-clan.de>
Reviewed-on: http://review.coreboot.org/1029
Tested-by: build bot (Jenkins)
Reviewed-by: Stefan Reinauer <stefan.reinauer@coreboot.org>

src/drivers/spi/spi_flash.c

@@ -177,7 +177,7 @@ int spi_flash_cmd_erase(struct spi_flash *flash, u8 erase_cmd,
 
 	printk(BIOS_DEBUG, "SF: Successfully erased %zu bytes @ %#x\n", len, start);
 
- out:
+out:
 	spi_release_bus(flash->spi);
 	return ret;
 }