Merge "Move DnsPacket to libs net" into rvc-dev am: 52032fa586 am: 0715560195 am: c84ea969bc am: 275ab7484f

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

Change-Id: I622b154339c58e7ab6c16909e754b8c113c10b8e
tree: 743ddd4f8537756c2f7e55aa4dd69446c6b9a926
  1. Tethering/