tree: indent struct *_master consistently with tabs

Use `<tab>.key<tab>*= <value>,`

TEST: `make VERSION=0 MAN_DATE=0` returns the same flashrom binary
before and after the patch

Change-Id: I1c45ea9804ca09e040d7ac98255042f58b01f8ef
Signed-off-by: Thomas Heijligen <thomas.heijligen@secunet.com>
Original-Reviewed-on: https://review.coreboot.org/c/flashrom/+/65363
Original-Reviewed-by: Nico Huber <nico.h@gmx.de>
Original-Reviewed-by: Felix Singer <felixsinger@posteo.net>
Reviewed-on: https://review.coreboot.org/c/flashrom-stable/+/71466
Reviewed-by: Nico Huber <nico.h@gmx.de>
Reviewed-by: Angel Pons <th3fanbus@gmail.com>
Tested-by: build bot (Jenkins) <no-reply@coreboot.org>
diff --git a/sb600spi.c b/sb600spi.c
index 21f22f6..b1d9c77 100644
--- a/sb600spi.c
+++ b/sb600spi.c
@@ -62,23 +62,23 @@
 				  const unsigned char *writearr, unsigned char *readarr);
 
 static struct spi_master spi_master_sb600 = {
-	.max_data_read = FIFO_SIZE_OLD,
-	.max_data_write = FIFO_SIZE_OLD - 3,
-	.command = sb600_spi_send_command,
-	.multicommand = default_spi_send_multicommand,
-	.read = default_spi_read,
-	.write_256 = default_spi_write_256,
-	.write_aai = default_spi_write_aai,
+	.max_data_read	= FIFO_SIZE_OLD,
+	.max_data_write	= FIFO_SIZE_OLD - 3,
+	.command	= sb600_spi_send_command,
+	.multicommand	= default_spi_send_multicommand,
+	.read		= default_spi_read,
+	.write_256	= default_spi_write_256,
+	.write_aai	= default_spi_write_aai,
 };
 
 static struct spi_master spi_master_yangtze = {
-	.max_data_read = FIFO_SIZE_YANGTZE - 3, /* Apparently the big SPI 100 buffer is not a ring buffer. */
-	.max_data_write = FIFO_SIZE_YANGTZE - 3,
-	.command = spi100_spi_send_command,
-	.multicommand = default_spi_send_multicommand,
-	.read = default_spi_read,
-	.write_256 = default_spi_write_256,
-	.write_aai = default_spi_write_aai,
+	.max_data_read	= FIFO_SIZE_YANGTZE - 3, /* Apparently the big SPI 100 buffer is not a ring buffer. */
+	.max_data_write	= FIFO_SIZE_YANGTZE - 3,
+	.command	= spi100_spi_send_command,
+	.multicommand	= default_spi_send_multicommand,
+	.read		= default_spi_read,
+	.write_256	= default_spi_write_256,
+	.write_aai	= default_spi_write_aai,
 };
 
 static int find_smbus_dev_rev(uint16_t vendor, uint16_t device)