Redirect the Cluster VHAL messages to vendor ones, or vice versa.

- We'll reroute the Cluster VHAL messages to vendor ones, so that our
ClusetrOSDobule can receive them through the vendor properties.

Bug: 181802283
Test: check if ClusterOSDouble gets the vendor messages.
Change-Id: Iee71e7453bec6a633b94aa7f56e8ceec5fc7b9bd
diff --git a/automotive/vehicle/2.0/default/Android.bp b/automotive/vehicle/2.0/default/Android.bp
index b2f8bf6..d6f3120 100644
--- a/automotive/vehicle/2.0/default/Android.bp
+++ b/automotive/vehicle/2.0/default/Android.bp
@@ -210,6 +210,7 @@
     vendor: true,
     relative_install_path: "hw",
     srcs: ["VehicleService.cpp"],
+    cflags: ["-DENABLE_VENDOR_CLUSTER_PROPERTY_FOR_TESTING"],
     shared_libs: [
         "libbase",
         "libjsoncpp",