chore(deps)(deps-dev): Bump @vitejs/plugin-vue in /frontend

Bumps [@vitejs/plugin-vue](https://github.com/vitejs/vite-plugin-vue/tree/HEAD/packages/plugin-vue) from 5.2.4 to 6.0.7.
- [Release notes](https://github.com/vitejs/vite-plugin-vue/releases)
- [Changelog](https://github.com/vitejs/vite-plugin-vue/blob/main/packages/plugin-vue/CHANGELOG.md)
- [Commits](https://github.com/vitejs/vite-plugin-vue/commits/plugin-vue@6.0.7/packages/plugin-vue)

---
updated-dependencies:
- dependency-name: "@vitejs/plugin-vue"
  dependency-version: 6.0.7
  dependency-type: direct:development
  update-type: version-update:semver-major
...

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Author: dependabot[bot]