chore(deps-dev): bump hexo-util from 3.1.0 to 3.2.0

Bumps [hexo-util](https://github.com/hexojs/hexo-util) from 3.1.0 to 3.2.0.
- [Release notes](https://github.com/hexojs/hexo-util/releases)
- [Commits](hexojs/hexo-util@v3.1.0...v3.2.0)

---
updated-dependencies:
- dependency-name: hexo-util
  dependency-type: direct:development
  update-type: version-update:semver-minor
...

Signed-off-by: dependabot[bot] <[email protected]>