build(deps-dev): bump the dev-deps group with 3 updates

Bumps the dev-deps group with 3 updates: [@unocss/nuxt](https://github.com/unocss/unocss/tree/HEAD/packages-integrations/nuxt), [concurrently](https://github.com/open-cli-tools/concurrently) and [vitest](https://github.com/vitest-dev/vitest/tree/HEAD/packages/vitest).


Updates `@unocss/nuxt` from 66.2.2 to 66.2.3
- [Release notes](https://github.com/unocss/unocss/releases)
- [Commits](https://github.com/unocss/unocss/commits/v66.2.3/packages-integrations/nuxt)

Updates `concurrently` from 9.1.2 to 9.2.0
- [Release notes](https://github.com/open-cli-tools/concurrently/releases)
- [Commits](open-cli-tools/concurrently@v9.1.2...v9.2.0)

Updates `vitest` from 3.2.3 to 3.2.4
- [Release notes](https://github.com/vitest-dev/vitest/releases)
- [Commits](https://github.com/vitest-dev/vitest/commits/v3.2.4/packages/vitest)

---
updated-dependencies:
- dependency-name: "@unocss/nuxt"
  dependency-version: 66.2.3
  dependency-type: direct:development
  update-type: version-update:semver-patch
  dependency-group: dev-deps
- dependency-name: concurrently
  dependency-version: 9.2.0
  dependency-type: direct:development
  update-type: version-update:semver-minor
  dependency-group: dev-deps
- dependency-name: vitest
  dependency-version: 3.2.4
  dependency-type: direct:development
  update-type: version-update:semver-patch
  dependency-group: dev-deps
...

Signed-off-by: dependabot[bot] <support@github.com>

Author: dependabot[bot]

package.json

@@ -66,7 +66,7 @@
     "@nuxt/schema": "^3.17.5",
     "@nuxt/test-utils": "^3.19.1",
     "@types/node": "latest",
-    "@unocss/nuxt": "66.2.2",
+    "@unocss/nuxt": "66.2.3",
     "changelogen": "^0.6.1",
     "concurrently": "^9.1.2",
     "eslint": "^9.29.0",