soc/intel/common: Compile debug_feature in ramstage to fix build error

In ADL-N, cse_fw_sync is done in ramstage. Compile debug_feature.c in
ramstage to fix build error.

BRANCH=firmware-brya-14505.B

Change-Id: I0118b024fce4781cf6008b1c0b416e409fc52065
Signed-off-by: Krishna P Bhat D <krishna.p.bhat.d@intel.corp-partner.google.com>
Reviewed-on: https://review.coreboot.org/c/coreboot/+/63979
Reviewed-by: Kangheui Won <khwon@chromium.org>
Tested-by: build bot (Jenkins) <no-reply@coreboot.org>
diff --git a/src/soc/intel/common/basecode/debug/Makefile.inc b/src/soc/intel/common/basecode/debug/Makefile.inc
index f783c8d..750f88f 100644
--- a/src/soc/intel/common/basecode/debug/Makefile.inc
+++ b/src/soc/intel/common/basecode/debug/Makefile.inc
@@ -1 +1,2 @@
 romstage-$(CONFIG_SOC_INTEL_COMMON_BASECODE_DEBUG_FEATURE) += debug_feature.c
+ramstage-$(CONFIG_SOC_INTEL_COMMON_BASECODE_DEBUG_FEATURE) += debug_feature.c