Merge "Revert "Set EthernetNetworkSpecifier on each ethernet network for multi-ethernet"" am: 3ec894810e am: 788e843bb5

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

Change-Id: Ib13a70578ab3e98caa8538600078190ac3814a2a
tree: 5f18b1de597aa72651d1a5109bb9156861878406
  1. service-t/
  2. tests/