chore(deps-dev): bump @unocss/nuxt from 0.56.2 to 0.56.4

Bumps [@unocss/nuxt](https://github.com/unocss/unocss/tree/HEAD/packages/nuxt) from 0.56.2 to 0.56.4.
- [Release notes](https://github.com/unocss/unocss/releases)
- [Commits](https://github.com/unocss/unocss/commits/v0.56.4/packages/nuxt)

---
updated-dependencies:
- dependency-name: "@unocss/nuxt"
  dependency-type: direct:development
  update-type: version-update:semver-patch
...

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