Add python Github workflow to build and publish pyreccaster packages …

…into PyPI with (#6)

* Add authors, maintainers and classifiers to pyproject.toml file for PyPI

* Add maturin auto generate python workflow with pypi upload

* Clean up generateed workflow folder

* Change default workdirectory to all runners

* Move defaults into each job

* Add --manifest-path to maturin arguments for all maturin jobs

* Use macos-latest instead of macos12 due to deprecation

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Co-authored-by: Aqeel AlShafei <aqeel.alshafei@stfc.ac.uk>