Merge "Revert "Set EthernetNetworkSpecifier on each ethernet network for multi-ethernet"" am: 089b5546c3 am: 416a820c9c am: fcd079ca06

Original change: https://android-review.googlesource.com/c/platform/frameworks/opt/net/ethernet/+/1792673

Change-Id: Ica317a4a6b89c16b7807672bcd8efedb8ce251a9
tree: 5f18b1de597aa72651d1a5109bb9156861878406
  1. service-t/
  2. tests/