Change network management listener to outcome receiver am: a096a664bb

Original change: https://googleplex-android-review.googlesource.com/c/platform/frameworks/opt/net/ethernet/+/17321724

Change-Id: Id31b60cb6d60a86fafef3f095cf2e481e60e3ff7
tree: bd2455d1827aa6a143651e4a4242c4099c0271d7
  1. service-t/
  2. tests/