message: Ship empty PTO fix
  Summary: Ship empty PTO fix
diff: @@ -804,7 +804,7 @@ SchedulingResult CloningScheduler::scheduleFramesForPacket(
  // now.
  bool hasData = frameScheduler_.hasData();
  if (conn_.version.has_value() &&
  - conn_.version.value() == QuicVersion::MVFST_EXPERIMENTAL2) {
  + conn_.version.value() != QuicVersion::QUIC_V1) {
  hasData = frameScheduler_.hasImmediateData();
  }
  if (hasData) {
  