Bump json5, nuxt and stylus-loader

Bumps [json5](https://github.com/json5/json5) to 2.2.2 and updates ancestor dependencies [json5](https://github.com/json5/json5), [nuxt](https://github.com/nuxt/framework) and [stylus-loader](https://github.com/webpack-contrib/stylus-loader). These dependencies need to be updated together.


Updates `json5` from 0.5.1 to 2.2.2
- [Release notes](https://github.com/json5/json5/releases)
- [Changelog](https://github.com/json5/json5/blob/main/CHANGELOG.md)
- [Commits](json5/json5@v0.5.1...v2.2.2)

Updates `nuxt` from 1.4.5 to 3.0.0
- [Release notes](https://github.com/nuxt/framework/releases)
- [Commits](https://github.com/nuxt/framework/commits/v3.0.0)

Updates `stylus-loader` from 3.0.2 to 7.1.0
- [Release notes](https://github.com/webpack-contrib/stylus-loader/releases)
- [Changelog](https://github.com/webpack-contrib/stylus-loader/blob/master/CHANGELOG.md)
- [Commits](webpack-contrib/stylus-loader@v3.0.2...v7.1.0)

---
updated-dependencies:
- dependency-name: json5
  dependency-type: indirect
- dependency-name: nuxt
  dependency-type: direct:production
- dependency-name: stylus-loader
  dependency-type: direct:development
...

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