[automerger skipped] TestOnly: add setEthernetEnable support to...

[automerger skipped] TestOnly: add setEthernetEnable support to EthernetManagerTest am: 88f25367 -s ours

am skip reason: Merged-In I6650c028c121d932f10219d04d40d1ad60d9d4d8 with SHA-1 bd5745ef is already in history

Original change: https://android-review.googlesource.com/c/platform/packages/modules/Connectivity/+/2238193



Change-Id: I4c612624794f531fc5ec928d3ac1182912f480c0
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>