sec/intel/cbnt: Stitch in ACMs in the coreboot image

Actual support CBnT will be added later on.

Change-Id: Icc35c5e6c74d002efee43cc05ecc8023e00631e0
Signed-off-by: Arthur Heymans <arthur@aheymans.xyz>
Reviewed-on: https://review.coreboot.org/c/coreboot/+/46456
Reviewed-by: Angel Pons <th3fanbus@gmail.com>
Tested-by: build bot (Jenkins) <no-reply@coreboot.org>

src/cpu/intel/fit/Kconfig

@@ -5,7 +5,7 @@ config CPU_INTEL_FIRMWARE_INTERFACE_TABLE
 
 config CPU_INTEL_NUM_FIT_ENTRIES
 	int
-	default 16 if INTEL_TXT
+	default 16 if INTEL_TXT || INTEL_CBNT_SUPPORT
 	default 4
 	depends on CPU_INTEL_FIRMWARE_INTERFACE_TABLE
 	help