src/drivers: Drop unneeded empty lines

Change-Id: I202e5d285612b9bf237b588ea3c006187623fdc3
Signed-off-by: Elyes HAOUAS <ehaouas@noos.fr>
Reviewed-on: https://review.coreboot.org/c/coreboot/+/44609
Tested-by: build bot (Jenkins) <no-reply@coreboot.org>
Reviewed-by: Michael Niewöhner <foss@mniewoehner.de>

src/drivers/spi/spi_flash.c

@@ -373,7 +373,6 @@ static const struct spi_flash_part_id *find_part(const struct spi_flash_vendor_i
 		[1] = id[1] & vi->match_id_mask[1],
 	};
 
-
 	for (i = 0; i < vi->nr_part_ids; i++) {
 		const struct spi_flash_part_id *part = &vi->ids[i];
 
@@ -666,7 +665,6 @@ void lb_spi_flash(struct lb_header *header)
 	}
 }
 
-
 int spi_flash_ctrlr_protect_region(const struct spi_flash *flash,
 				   const struct region *region,
 				   const enum ctrlr_prot_type type)

src/drivers/spi/spi_sdcard.c

@@ -358,7 +358,6 @@ static int spi_sdcard_do_app_command(const struct spi_sdcard *card,
 	return spi_sdcard_do_command_help(card, 1, cmd, argument, out_register);
 }
 
-
 size_t spi_sdcard_size(const struct spi_sdcard *card)
 {
 	int wait;

src/drivers/spi/tpm/tis.c

@@ -75,7 +75,6 @@ int tis_init(void)
 	return 0;
 }
 
-
 int tis_sendrecv(const uint8_t *sendbuf, size_t sbuf_size,
 		 uint8_t *recvbuf, size_t *rbuf_len)
 {

src/drivers/spi/tpm/tpm.h

@@ -32,7 +32,6 @@ struct cr50_firmware_version {
  */
 int tpm2_init(struct spi_slave *spi_if);
 
-
 /*
  * Each command processing consists of sending the command to the TPM, by
  * writing it into the FIFO register, then polling the status register until