Disable flaky tests that randomly fail

[macbre]

  ● Integration tests › /jquery-multiple.html › should have offenders for "jQueryVersionsLoaded" metric set properly
Expected value to deeply and strictly equal to:
      [{"url": "http:https://127.0.0.1:8888/static/jquery-2.1.1.min.js", "version": "2.1.1"}, {"url": "http:https://code.jquery.com/jquery-1.11.1.js", "version": "1.11.1"}]
    Received:
      [{"url": "http:https://127.0.0.1:8888/static/jquery-2.1.1.min.js", "version": "2.1.1"}, {"url": "http:https://127.0.0.1:8888/static/jquery-2.1.1.min.js", "version": "1.11.1"}]


Integration tests › h3 › should get results from a promise
    thrown: "Exceeded timeout of 5000 ms for a hook.
    Use jest.setTimeout(newTimeout) to increase the timeout value, if this is a long-running test."