python-pytest-helpers-namespace-2021.12.29-160000.2.2

- use setuptools_scm to get proper version in metadata

- update to 2021.12.29:
  * Plugin is now fully typed.

- Disabled Python 2 packages due to Python 2 only dependencies
- Disabled sdist test which requires pypi.org network access
- Update to v2021.3.24
  * Switched project to a ``src`` layout.
  * Switched project to a declarative setuptools approach
  * Added support to check if a helper has been registered

- Do not restrict to pytest 5 as it works there too

- unrestric pytest4, use pytest-forked to separate tests

- Restrict pytest 4+ as it is not compatible with current release

- Initial spec for v2019.1.8

- Do not restrict to pytest 5 as it works there too

- unrestric pytest4, use pytest-forked to separate tests

- Restrict pytest 4+ as it is not compatible with current release

- Do not restrict to pytest 5 as it works there too

- unrestric pytest4, use pytest-forked to separate tests

- Restrict pytest 4+ as it is not compatible with current release

- Initial spec for v2019.1.8