[automerger skipped] Merge "Add IPv6TetheringCoordinator unit test" into rvc-dev am: 8caf921dc8 am: 21b7d260cb -s ours am: 76161686ff -s ours am: 671ffbd887 -s ours

am skip reason: Change-Id I939323ce09adb9c66b1e2b83d58b0f892aa8f011 with SHA-1 1b39a10c21 is in history

Change-Id: I55edac854cb40f3cab1673ddf7963c14f242e931
tree: a3eee5f73633c6f65e147b28155789b4b133c72e
  1. Tethering/