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

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

Change-Id: Id3a13f23c228bf69562e7212c165ca32ead03d36
tree: 9afbf60464ab596ed1600c8a8abd3ad316506fad
  1. service-t/
  2. tests/