NetdUtils has the same method(e.g. setInterfaceUp) as
NetworkManagementService so using the one inside NetdUtils instead
and try to remove NetworkManagementService from Vpn in
the following commit.
Bug: 170598012
Test: atest FrameworksNetTests
Change-Id: I867556478fbc8c8ca8baa4e4c438a47b3beebe39