message: sdk: crash instead of calling sys.exit when participant errors out
diff: @@ -18,10 +18,7 @@ def run_participant(
  internal_participant = InternalParticipant(
  participant, coordinator_url, heartbeat_frequency
  )
  - try:
  internal_participant.run()
  - except ParticipantError:
  - sys.exit(1)
  __all__ = ["TrainingInputABC", "TrainingResultABC"]
  