Merge "Set EthernetNetworkSpecifier on ethernet networks" am: a4c2a84ec4 am: c0920d5f37

Original change: https://android-review.googlesource.com/c/platform/frameworks/opt/net/ethernet/+/1795391

Change-Id: Ie41c6c597f0ac3010e1090e5b206352eb9cad17c