Add sepolicy prebuilt API dirs to soong config

Bug: 33691272
Test: build
Change-Id: Ia7e750ea9d172d81d2ce0bc330e4f7f149c6fdb8
diff --git a/android/variable.go b/android/variable.go
index ff77fef..59ae919 100644
--- a/android/variable.go
+++ b/android/variable.go
@@ -364,6 +364,9 @@
 	PlatformSepolicyVersion *string `json:",omitempty"`
 	TotSepolicyVersion      *string `json:",omitempty"`
 
+	SystemExtSepolicyPrebuiltApiDir *string `json:",omitempty"`
+	ProductSepolicyPrebuiltApiDir   *string `json:",omitempty"`
+
 	PlatformSepolicyCompatVersions []string `json:",omitempty"`
 
 	VendorVars map[string]map[string]string `json:",omitempty"`