chore(deps-dev): bump cssnano from 8.0.2 to 8.0.4 (#8134)

Bumps [cssnano](https://github.com/cssnano/cssnano) from 8.0.2 to 8.0.4.
- [Release notes](https://github.com/cssnano/cssnano/releases)
- [Commits](https://github.com/cssnano/cssnano/compare/cssnano@8.0.2...cssnano@8.0.4)

---
updated-dependencies:
- dependency-name: cssnano
  dependency-version: 8.0.4
  dependency-type: direct:development
  update-type: version-update:semver-patch
...

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