message: integration_tests: fix comment
diff: @@ -65,7 +65,7 @@ template<typename Rep, typename Period>
  bool poll_condition_with_timeout(
  std::function<bool()> fun, std::chrono::duration<Rep, Period> duration)
  {
  - // We need at millisecond resolution for sleeping.
  + // We need millisecond resolution for sleeping.
  const std::chrono::milliseconds duration_ms(duration);
  unsigned iteration = 0;
  