Merge "Move DnsPacket to libs net" into rvc-dev am: 52032fa586 am: b957bd7af2

Original change: https://googleplex-android-review.googlesource.com/c/platform/frameworks/base/+/11862407

Change-Id: I130496147364f798817d7d12e814749e86f0ab0c
tree: 8ff5c5d0b52d1fe1d3a7f66f91a919afa90504d8
  1. Tethering/