Bump loader-utils and nuxt

Bumps [loader-utils](https://github.com/webpack/loader-utils) to 1.4.2 and updates ancestor dependency [nuxt](https://github.com/nuxt/nuxt). These dependencies need to be updated together.


Updates `loader-utils` from 1.4.0 to 1.4.2
- [Release notes](https://github.com/webpack/loader-utils/releases)
- [Changelog](https://github.com/webpack/loader-utils/blob/v1.4.2/CHANGELOG.md)
- [Commits](webpack/loader-utils@v1.4.0...v1.4.2)

Updates `nuxt` from 2.12.0 to 2.16.3
- [Release notes](https://github.com/nuxt/nuxt/releases)
- [Commits](nuxt/nuxt@v2.12.0...v2.16.3)

---
updated-dependencies:
- dependency-name: loader-utils
  dependency-type: indirect
- dependency-name: nuxt
  dependency-type: direct:production
...

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

Author: dependabot[bot]