switch to v3 for NetworkLocator overlay, compatible with gcore FINN

http://b/8245654

Change-Id: I2ff95b3b9e138b57bc630f760476bbb7d748342a
diff --git a/services/java/com/android/server/LocationManagerService.java b/services/java/com/android/server/LocationManagerService.java
index bde9e1c..e6d7ea7 100644
--- a/services/java/com/android/server/LocationManagerService.java
+++ b/services/java/com/android/server/LocationManagerService.java
@@ -109,7 +109,7 @@
             android.Manifest.permission.INSTALL_LOCATION_PROVIDER;
 
     private static final String NETWORK_LOCATION_SERVICE_ACTION =
-            "com.android.location.service.v2.NetworkLocationProvider";
+            "com.android.location.service.v3.NetworkLocationProvider";
     private static final String FUSED_LOCATION_SERVICE_ACTION =
             "com.android.location.service.FusedLocationProvider";