Changing EthernetNetworkFactoryTest assert order

Changing multiple instances where the assert order for an assert.equals
was (actual, expected) to the more widely (and suggested) ordering of
(expected, actual).

Bug: 235605892
Test: atest FrameworksNetTests
:com.android.server.ethernet.EthernetNetworkFactoryTest

Change-Id: I6e9459d34d6cc7f43a2bfe346d2c2ca9551d46da
1 file changed