Bump cssnano-preset-advanced from 5.3.10 to 6.0.0

Bumps [cssnano-preset-advanced](https://github.com/cssnano/cssnano) from 5.3.10 to 6.0.0.
- [Release notes](https://github.com/cssnano/cssnano/releases)
- [Commits](https://github.com/cssnano/cssnano/compare/cssnano-preset-advanced@5.3.10...cssnano-preset-advanced@6.0.0)

---
updated-dependencies:
- dependency-name: cssnano-preset-advanced
  dependency-type: direct:development
  update-type: version-update:semver-major
...

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