Merge "Set EthernetNetworkSpecifier on each ethernet network for multi-ethernet" am: b488712feb

Original change: https://android-review.googlesource.com/c/platform/frameworks/opt/net/ethernet/+/1688326

Change-Id: I0ddd67a41594986fd9029ed61c67d7bd58a40851
tree: 1c664431a00e901590b8576ec4c57e660d517d57
  1. service-t/
  2. tests/