chore(deps-dev): bump nuxt from 3.16.1 to 4.2.1

Bumps [nuxt](https://github.com/nuxt/nuxt/tree/HEAD/packages/nuxt) from 3.16.1 to 4.2.1.
- [Release notes](https://github.com/nuxt/nuxt/releases)
- [Commits](https://github.com/nuxt/nuxt/commits/v4.2.1/packages/nuxt)

---
updated-dependencies:
- dependency-name: nuxt
  dependency-version: 4.2.1
  dependency-type: direct:development
  update-type: version-update:semver-major
...

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Author: dependabot[bot]