meson: Rename 'config_raiden' to 'config_raiden_debug_spi'

Make meson build option name consistent with the the spi
masters implementation name.

BUG=none
TEST=builds

Change-Id: Icb6c73ab3d4369fcffb96eb117fc376da75dfb84
Signed-off-by: Edward O'Callaghan <quasisec@google.com>
Reviewed-on: https://review.coreboot.org/c/flashrom/+/49914
Tested-by: build bot (Jenkins) <no-reply@coreboot.org>
Reviewed-by: Angel Pons <th3fanbus@gmail.com>
Reviewed-by: Sam McNally <sammc@google.com>
diff --git a/meson_options.txt b/meson_options.txt
index 89fcbee..b599d66 100644
--- a/meson_options.txt
+++ b/meson_options.txt
@@ -15,7 +15,7 @@
 option('config_ene_lpc', type : 'boolean', value : true, description : 'ENE LPC interface keyboard controller')
 option('config_ft2232_spi', type : 'boolean', value : true, description : 'FT2232 SPI dongles')
 option('config_gfxnvidia', type : 'boolean', value : true, description : 'NVIDIA graphics cards')
-option('config_raiden', type : 'boolean', value : true, description : 'ChromiumOS Servo DUT debug board')
+option('config_raiden_debug_spi', type : 'boolean', value : true, description : 'ChromiumOS Servo DUT debug board')
 option('config_internal', type : 'boolean', value : true, description : 'internal/onboard')
 option('config_internal_dmi', type : 'boolean', value : true, description : 'Use internal DMI parser')
 option('config_it8212', type : 'boolean', value : true, description : 'ITE IT8212F PATA')