chore: Bump the npm-version-updates group in /frontend with 3 updates

Bumps the npm-version-updates group in /frontend with 3 updates: [@vitejs/plugin-vue](https://github.com/vitejs/vite-plugin-vue/tree/HEAD/packages/plugin-vue), [@vitest/coverage-v8](https://github.com/vitest-dev/vitest/tree/HEAD/packages/coverage-v8) and [vitest](https://github.com/vitest-dev/vitest/tree/HEAD/packages/vitest).


Updates `@vitejs/plugin-vue` from 5.2.0 to 5.2.1
- [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/[email protected]/packages/plugin-vue)

Updates `@vitest/coverage-v8` from 2.1.5 to 2.1.6
- [Release notes](https://github.com/vitest-dev/vitest/releases)
- [Commits](https://github.com/vitest-dev/vitest/commits/v2.1.6/packages/coverage-v8)

Updates `vitest` from 2.1.5 to 2.1.6
- [Release notes](https://github.com/vitest-dev/vitest/releases)
- [Commits](https://github.com/vitest-dev/vitest/commits/v2.1.6/packages/vitest)

---
updated-dependencies:
- dependency-name: "@vitejs/plugin-vue"
  dependency-type: direct:development
  update-type: version-update:semver-patch
  dependency-group: npm-version-updates
- dependency-name: "@vitest/coverage-v8"
  dependency-type: direct:development
  update-type: version-update:semver-patch
  dependency-group: npm-version-updates
- dependency-name: vitest
  dependency-type: direct:development
  update-type: version-update:semver-patch
  dependency-group: npm-version-updates
...

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

frontend/package.json

@@ -20,8 +20,8 @@
   },
   "devDependencies": {
     "@mockoon/cli": "^8.4.0",
-    "@vitejs/plugin-vue": "^5.2.0",
-    "@vitest/coverage-v8": "^2.1.5",
+    "@vitejs/plugin-vue": "^5.2.1",
+    "@vitest/coverage-v8": "^2.1.6",
     "@vue/test-utils": "^2.4.6",
     "concurrently": "^9.1.0",
     "eslint": "^8.57.0",