Pipen-diagram

- 📝 Update running instruction in README file path
- ⬆️ Bump pipen to 0.10.0

**Full Changelog**: https://github.com/pwwang/pipen-diagram/compare/0.5.0...0.6.0

- ⬆️ Bump pipen to 0.9
- ⬆️ Drop support for python 3.7
- 👷 Remove python 3.7 from CI
- 📦 Add testing dependencies for multiprocessing

**Full Changelog**: https://github.com/pwwang/pipen-diagram/compare/0.4.0...0.5.0

- ⬆️ Upgrade pipen to 0.7

**Full Changelog**: https://github.com/pwwang/pipen-diagram/compare/0.3.0...0.4.0

- Bump pipen to 0.5
- Support procgroup

**Full Changelog**: https://github.com/pwwang/pipen-diagram/compare/0.1.1...0.2.0

- ⬆️ Pump pipen to 0.3.6
- 👷 Add python3.10 to CI

**Full Changelog**: https://github.com/pwwang/pipen-diagram/compare/0.1.0...0.1.1