Update makefiles.

Test: pass
Change-Id: I5cf42c8ff1e11207394e4852ba0bd03e4e3b7d2e
diff --git a/radio/1.0/Android.bp b/radio/1.0/Android.bp
index e457795..768de49 100644
--- a/radio/1.0/Android.bp
+++ b/radio/1.0/Android.bp
@@ -72,6 +72,7 @@
     generated_sources: ["android.hardware.radio@1.0_genc++"],
     generated_headers: ["android.hardware.radio@1.0_genc++_headers"],
     export_generated_headers: ["android.hardware.radio@1.0_genc++_headers"],
+    vendor_available: true,
     shared_libs: [
         "libhidlbase",
         "libhidltransport",