npm: bump classnames from 2.3.2 to 2.5.1

Bumps [classnames](https://github.com/JedWatson/classnames) from 2.3.2 to 2.5.1.
- [Changelog](https://github.com/JedWatson/classnames/blob/main/HISTORY.md)
- [Commits](JedWatson/classnames@v2.3.2...v2.5.1)

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

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