commonlib: Remove blank lines before '}' and after '{'

Change-Id: I57686e68b4b1bdb28a15b69e55b71c98b0b53a1f
Signed-off-by: Elyes Haouas <ehaouas@noos.fr>
Reviewed-on: https://review.coreboot.org/c/coreboot/+/81492
Tested-by: build bot (Jenkins) <no-reply@coreboot.org>
Reviewed-by: Eric Lai <ericllai@google.com>

src/commonlib/storage/mmc.c

@@ -144,7 +144,6 @@ static int mmc_switch(struct storage_media *media, uint8_t index, uint8_t value)
 	/* Waiting for the ready status */
 	sd_mmc_send_status(media, SD_MMC_IO_RETRIES);
 	return ret;
-
 }
 
 static void mmc_recalculate_clock(struct storage_media *media)