Merge "Replace the usage of NetworkManagementService with NetdUtils" am: ab2e555c99

Original change: https://android-review.googlesource.com/c/platform/frameworks/opt/net/ethernet/+/1553695

MUST ONLY BE SUBMITTED BY AUTOMERGER

Change-Id: I1d046fc871922ae2c836372d02e8ce463946dfad
tree: d422430336bd3bbad2cd6c0203e006c344a89872
  1. service-t/
  2. tests/