message: test: deflaking tcp proxy integration test
diff: @@ -237,7 +237,7 @@ TEST_P(TcpProxyIntegrationTest, TcpProxyUpstreamFlush) {
  // before tcp_client starts writing.
  tcp_client->waitForHalfClose();
  - ASSERT_TRUE(tcp_client->write(data, true));
  + ASSERT_TRUE(tcp_client->write(data, true, true, std::chrono::milliseconds(30000)));
  test_server_->waitForGaugeEq("tcp.tcp_stats.upstream_flush_active", 1);
  ASSERT_TRUE(fake_upstream_connection->readDisable(false));
  