CtsHostsideNetworkTests: Add more logging when the test fails.

Bug: 66015813
Test: cts-tradefed run singleCommand cts-dev -m CtsHostsideNetworkTests -t \
      com.android.cts.net.HostsideRestrictBackgroundNetworkTests

Change-Id: I1dc0603011522f73c63dcb7f0f1422428f727fad
1 file changed
tree: 501fcc59a3f12b3c009e2a9b67cfb132e2334f48
  1. tests/