Using a builder for eth requests

Updating ethernet classes to use a builder when creating an
EthernetNetworkUpdateRequest and also changing to use
IpConfiguration instead of StaticIpConfiguration for the
UpdateConfiguration API.

Bug: 220017952
Bug: 210487893
Bug: 210485380
Test: atest EthernetServiceTests
Change-Id: I2647115bf867dfaa3f3dadf00e3c875aa7e8d88f
4 files changed
tree: d3065c4ce57283ee742fc0833ffab05fda1de053
  1. service-t/
  2. tests/