Version 3.0.0-dev.3 released

[tomschr]

Hi 👋

version 3.0.0-dev.3 was just released. 🥳 Find detailed information in:

• Full Changelog: 3.0.0-dev.2...3.0.0-dev.3
• Release page: https://github.com/python-semver/python-semver/releases/tag/3.0.0-dev.3
• PyPI: https://pypi.org/project/semver/3.0.0.dev3/
• Documentation: https://python-semver.rtfd.io/en/3.0.0-dev.3/

If you discover any regression, please enter an issue. Thanks! ❤️

Have fun!