[automerger skipped] Add EthernetDevice to manage ethernet connection. am: 4d0df88d am: aba17e1c -s ours am: 218d5fcb -s ours

am skip reason: Change-Id I73fe44be3790bdba5a6059fbba3f7264b21eed99 with SHA-1 4d0df88d is in history

Original change: https://googleplex-android-review.googlesource.com/c/platform/bootable/recovery/+/11528649

Change-Id: I2e011fa1a8d1285fb386f72f622d79bac883bc14