Bump colorlog from 6.7.0 to 6.8.0 (#947)

Bump colorlog from 6.7.0 to 6.8.0 (#947)

Bumps [colorlog](https://github.com/borntyping/python-colorlog) from 6.7.0 to 6.8.0.
- [Release notes](https://github.com/borntyping/python-colorlog/releases)
- [Commits](https://github.com/borntyping/python-colorlog/compare/v6.7.0...v6.8.0)

---
updated-dependencies:
- dependency-name: colorlog
  dependency-type: direct:production
  update-type: version-update:semver-minor
...

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