Add sepolicy compat versions to soong config

Bug: 33691272
Test: build
Change-Id: Idef2efb8bb9ea6ea2b4bd072b4e75296b12294d1
diff --git a/core/soong_config.mk b/core/soong_config.mk
index 07dafc7..a8071a3 100644
--- a/core/soong_config.mk
+++ b/core/soong_config.mk
@@ -207,6 +207,7 @@
 
 $(call add_json_str,  PlatformSepolicyVersion,           $(PLATFORM_SEPOLICY_VERSION))
 $(call add_json_str,  TotSepolicyVersion,                $(TOT_SEPOLICY_VERSION))
+$(call add_json_list, PlatformSepolicyCompatVersions,    $(PLATFORM_SEPOLICY_COMPAT_VERSIONS))
 
 $(call add_json_bool, Flatten_apex,                      $(filter true,$(TARGET_FLATTEN_APEX)))
 $(call add_json_bool, ForceApexSymlinkOptimization,      $(filter true,$(TARGET_FORCE_APEX_SYMLINK_OPTIMIZATION)))