[MS54.3] Move NetworkStats to updatable sources

This CL builds NetworkStats related codes with the
connectivity module instead of platform.

Ignore-AOSP-First: Avoiding conflicts; cherry-pick will follow
Test: TH
Bug: 197717846
Change-Id: I4eeb7ea9cfc3139991caf0fc22474e0052a0391c
diff --git a/Tethering/Android.bp b/Tethering/Android.bp
index ae96e8c..a26ffa9 100644
--- a/Tethering/Android.bp
+++ b/Tethering/Android.bp
@@ -50,6 +50,7 @@
     ],
     libs: [
         "framework-connectivity",
+        "framework-connectivity-tiramisu.stubs.module_lib",
         "framework-statsd.stubs.module_lib",
         "framework-tethering.impl",
         "framework-wifi",