arch/x86: Drop uses of ROMCC_BOOTBLOCK

Change-Id: Ia0405fdd448cb31b3c6ca3b3d76e49e9f430bf74
Signed-off-by: Arthur Heymans <arthur@aheymans.xyz>
Reviewed-on: https://review.coreboot.org/c/coreboot/+/37339
Tested-by: build bot (Jenkins) <no-reply@coreboot.org>
Reviewed-by: Kyösti Mälkki <kyosti.malkki@gmail.com>
Reviewed-by: HAOUAS Elyes <ehaouas@noos.fr>

src/security/vboot/Kconfig

@@ -95,7 +95,6 @@ config VBOOT_VBNV_FLASH
 config VBOOT_STARTS_IN_BOOTBLOCK
 	bool
 	default n
-	depends on !ROMCC_BOOTBLOCK
 	help
 	  Firmware verification happens during the end of or right after the
 	  bootblock. This implies that a static VBOOT2_WORK() buffer must be