logplex_api_v3_SUITE / fetch_channel_logs test flake

[danp]

- - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - -
logplex_api_v3_SUITE:'-fetch_channel_logs/1-fun-4-' failed on line 588
Reason: assertEqual
- - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - -
----------------------------------------------------
2018-02-27 19:46:28.365
PUT url="http://localhost:8002/v3/channels/app-e21238d4-fa15-4155-8f4c-d4b2623620e3", opts=[{headers,
                                                                                             [{"Authorization",
                                                                                               "Basic e693a548-85aa-43ee-a6b8-19abe6e63c89"}]},
                                                                                            {body,
                                                                                             <<"{\"tokens\":[\"token-3ceae1a3-1ac5-48c4-9264-dd2a40959b12\",\"token-d9af8f66-8ae2-41b1-9a89-1be0a4cfa72b\",\"token-a9843a78-7a6d-453c-9cff-05bc8ad15fa6\",\"token-a95914e0-94ba-43cb-9b51-812d774182b3\",\"token-20ffcc50-4105-44db-a600-ca86ed9e2e92\"]}">>},
                                                                                            {timeout,
                                                                                             10000}]
%%% logplex_api_v3_SUITE ==> fetch_channel_logs (group channel_logs): FAILED
%%% logplex_api_v3_SUITE ==> 
Failure/Error: ?assertEqual(match, re : run ( Line , Expected , [ { capture , none } ] ))
  expected: match
       got: nomatch
      line: 588