[Suggestion] Add API to control carrier offload

A new API to control carrier offload for target carrier/subscription.

Bug: 155109689
Test: atest android.net.wifi

Change-Id: Id29205223dad6c226bd7b5cdb28ef6642f3b505a
4 files changed
tree: 454fa55b0a8dd84e410438566282664c6dea51ae
  1. framework/
  2. OsuLogin/
  3. OWNERS