[automerger skipped] [automerged blank] Change Ethernet API to use OutcomeReceiver 2p: 37f302e109 am: c83ee7a11b -s ours am: 6d2b2793fb -s ours

am skip reason: Merged-In I61c5209f50ab62327b75813804bde1aa1a014054 with SHA-1 6d2cbfeb3b is already in history

Original change: https://googleplex-android-review.googlesource.com/c/platform/packages/modules/Connectivity/+/17321708

Change-Id: Id0621ce06531aa4ac0193412540a1254e304e732