Add CTS API coverage for APIs which are used by NetworkStack

Change-Id: I4f6c34f3bcfa65e60cf73fc1b7cab2d83c32836a
Bug: 129200003
Bug: 129200292
Bug: 129199996
Bug: 129200261
Bug: 129200513
Bug: 129200316
Bug: 129200589
Bug: 129200181
Bug: 129200669
Bug: 129200504
Bug: 129200478
Test: atest FrameworksNetTests
Test: atest CtsNetTestCases: added tests pass