Add first OWNERS files for core networking
Covering
core/java/android/net/
core/java/com/android/server/net/
packages/CaptivePortalLogin/
services/core/java/com/android/server/
ConnectivityService.java
NsdServic.java
NetworkManagementService.java
services/core/java/com/android/server/connectivity/
services/net/
tests/net/
Android core networking files not covered:
services/core/jni/com_android_server_connectivity_tethering_OffloadHardwareInterface.cpp
services/core/proto/ipconnectivity.proto (path unique to aosp)
Bug:
63408147
Test: builds
Change-Id: Ifbb923d5ffdcada83864b5e0eb07911682d66efa