Move networkstats JNI to connectivity module

Reorganize networkstats JNI so it can be included in the connectivity
module.

Bug: 197717846
Test: m
Change-Id: I815ea379f3d9915041c80ac5e743ce62e05f4cf8
6 files changed
tree: 53bb23f28760aacf278689e28b31a26e865a4f36
  1. framework/
  2. framework-t/
  3. service-t/
  4. services/
  5. tests/