message: integration_tests: sleep after cancellation
diff: @@ -62,6 +62,9 @@ TEST_F(SitlTest, MissionUploadCancellation)
  EXPECT_EQ(future_status, std::future_status::ready);
  auto future_result = fut.get();
  EXPECT_EQ(future_result, Mission::Result::CANCELLED);
  +
  + // FIXME: older PX4 versions don't support CANCEL and need time to timeout.
  + std::this_thread::sleep_for(std::chrono::seconds(5));
  }
  TEST_F(SitlTest, MissionDownloadCancellation)
  @@ -126,6 +129,9 @@ TEST_F(SitlTest, MissionDownloadCancellation)
  auto future_result = fut.get();
  EXPECT_EQ(future_result, Mission::Result::CANCELLED);
  }
  +
  + // FIXME: older PX4 versions don't support CANCEL and need time to timeout.
  + std::this_thread::sleep_for(std::chrono::seconds(5));
  }
  std::shared_ptr<MissionItem> add_waypoint(
  