Add sepolicy prebuilt API dirs to soong config

Bug: 33691272
Test: build
Change-Id: Ia7e750ea9d172d81d2ce0bc330e4f7f149c6fdb8
diff --git a/android/config.go b/android/config.go
index 877800a..57eff92 100644
--- a/android/config.go
+++ b/android/config.go
@@ -1530,6 +1530,18 @@
 	return c.config.productVariables.BoardProductPrivatePrebuiltDirs
 }
 
+func (c *deviceConfig) SystemExtSepolicyPrebuiltApiDir() string {
+	return String(c.config.productVariables.SystemExtSepolicyPrebuiltApiDir)
+}
+
+func (c *deviceConfig) ProductSepolicyPrebuiltApiDir() string {
+	return String(c.config.productVariables.ProductSepolicyPrebuiltApiDir)
+}
+
+func (c *deviceConfig) IsPartnerTrebleSepolicyTestEnabled() bool {
+	return c.SystemExtSepolicyPrebuiltApiDir() != "" || c.ProductSepolicyPrebuiltApiDir() != ""
+}
+
 func (c *deviceConfig) DirectedVendorSnapshot() bool {
 	return c.config.productVariables.DirectedVendorSnapshot
 }