Add test for CM#setAcceptUnvalidated

The always bit is verified in NetworkAgentTest. There is no easy
configuration to set an explicitly selected network to accept an
unvalidated network. Verify the accepted case also in
NetworkAgentTest.

Bug: 186061922
Test: atest CtsNetTestCases:android.net.cts.ConnectivityManagerTest
Test: atest CtsNetTestCasesLatestSdk
Original-Change: https://android-review.googlesource.com/1731234
Merged-In: I803eb975fb0b6c52d55b2310293bcad407d21f42
Change-Id: I803eb975fb0b6c52d55b2310293bcad407d21f42
1 file changed