Do not blocklist BDS on CN builds

Bug: 354865513
Test: atest VtsHalGnssTargetTest

Change-Id: Idb2addc4200c99f3cf8944982ad7e5b50930a786
diff --git a/gnss/common/utils/vts/include/Utils.h b/gnss/common/utils/vts/include/Utils.h
index 62d409a..09b99c4 100644
--- a/gnss/common/utils/vts/include/Utils.h
+++ b/gnss/common/utils/vts/include/Utils.h
@@ -60,6 +60,11 @@
     static bool isAutomotiveDevice();
     static double distanceMeters(double lat1, double lon1, double lat2, double lon2);
 
+    // Returns true iff the device has the specified feature.
+    static bool deviceSupportsFeature(const char* feature);
+
+    static bool isCnBuild() { return deviceSupportsFeature("cn.google.services"); }
+
   private:
     template <class T>
     static int64_t getLocationTimestampMillis(const T&);