[Ravenwood] Load default properties from build.prop

Flag: EXEMPT host test change only
Bug: 292141694
Test: $ANDROID_BUILD_TOP/frameworks/base/ravenwood/scripts/run-ravenwood-tests.sh
Change-Id: Ifdd991c7c85d1a81309721dc44017d3b9cad1894
diff --git a/ravenwood/Android.bp b/ravenwood/Android.bp
index bfa801f..8e884bc 100644
--- a/ravenwood/Android.bp
+++ b/ravenwood/Android.bp
@@ -372,6 +372,7 @@
 android_ravenwood_libgroup {
     name: "ravenwood-runtime",
     data: [
+        ":system-build.prop",
         ":framework-res",
         ":ravenwood-empty-res",
         ":framework-platform-compat-config",