DO NOT MERGE: Update ConnectivityServiceMock for VPN meteredness bug

This patch updates the ConnectivityServiceMock as part of the fix for
VPN meteredness checks.

Bug: 78644887
Test: Flashed and tested on Walleye
Change-Id: I3d331d5f2d07e476bec4b199c695fd28755f031d
(cherry picked from commit 3555e5d07d0ec1d7fc1ed58b0fc729283884d6fe)
diff --git a/tests/telephonytests/src/com/android/internal/telephony/mocks/ConnectivityServiceMock.java b/tests/telephonytests/src/com/android/internal/telephony/mocks/ConnectivityServiceMock.java
index 9210a08..87818af 100644
--- a/tests/telephonytests/src/com/android/internal/telephony/mocks/ConnectivityServiceMock.java
+++ b/tests/telephonytests/src/com/android/internal/telephony/mocks/ConnectivityServiceMock.java
@@ -499,6 +499,11 @@
         throw new RuntimeException("not implemented");
     }
 
+    @Override
+    public boolean isActiveNetworkMeteredForUid(int uid) {
+        throw new RuntimeException("not implemented");
+    }
+
     public boolean requestRouteToHostAddress(int networkType, byte[] hostAddress) {
         throw new RuntimeException("not implemented");
     }