What's Changed
* Fix bug regarding serializing custom exceptions which occurs in multiprocessing context by basnijholt in https://github.com/qiskit-community/qiskit-ionq/pull/203
* vary exception strings and update patch release by splch in https://github.com/qiskit-community/qiskit-ionq/pull/204
**Full Changelog**: https://github.com/qiskit-community/qiskit-ionq/compare/v0.5.7...v0.5.8