VTS for Wifi Offload HAL

Basic VTS test suite for Wifi Offload HAL
Cherry pick from 00dd5147c4f9a4cdff941b2eed12e1d5844bef86
Bug: 32842314
Bug: 36865676
Change-Id: I702b9d90164f21104a915003b9496fbf4dd969c0
Test: adb shell /data/VtsHalWifiOffloadV1_0TargetTest
3 files changed