build(deps-dev): bump todomvc-app-css from 2.4.1 to 2.4.2

Bumps [todomvc-app-css](https://github.com/tastejs/todomvc-app-css) from 2.4.1 to 2.4.2.
- [Release notes](https://github.com/tastejs/todomvc-app-css/releases)
- [Commits](tastejs/todomvc-app-css@v2.4.1...v2.4.2)

---
updated-dependencies:
- dependency-name: todomvc-app-css
  dependency-type: direct:development
  update-type: version-update:semver-patch
...

Signed-off-by: dependabot[bot] <support@github.com>