Mark a.h.broadcastradio@1.1-utils-lib as vendor_available

It is used by libandroid_servers, a platform module.

Test: BOARD_VNDK_VERSION=current m libandroid_servers -j

Bug: 33241851
Change-Id: Iac260092d488133033b9a5f0238f7993ab5ef7f0
diff --git a/broadcastradio/1.1/utils/Android.bp b/broadcastradio/1.1/utils/Android.bp
index df5e8e0..73c6680 100644
--- a/broadcastradio/1.1/utils/Android.bp
+++ b/broadcastradio/1.1/utils/Android.bp
@@ -16,7 +16,7 @@
 
 cc_library_static {
     name: "android.hardware.broadcastradio@1.1-utils-lib",
-    vendor: true,
+    vendor_available: true,
     relative_install_path: "hw",
     cflags: [
         "-Wall",