chore: bump tailwindcss in /examples/openfeature_react/react-app

Bumps [tailwindcss](https://github.com/tailwindlabs/tailwindcss/tree/HEAD/packages/tailwindcss) from 4.0.9 to 4.0.12.
- [Release notes](https://github.com/tailwindlabs/tailwindcss/releases)
- [Changelog](https://github.com/tailwindlabs/tailwindcss/blob/main/CHANGELOG.md)
- [Commits](https://github.com/tailwindlabs/tailwindcss/commits/v4.0.12/packages/tailwindcss)

---
updated-dependencies:
- dependency-name: tailwindcss
  dependency-type: direct:development
  update-type: version-update:semver-patch
...

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

Author: dependabot[bot]

examples/openfeature_react/react-app/package-lock.json

@@ -28,7 +28,7 @@
     "eslint-plugin-react-hooks": "^5.2.0",
     "eslint-plugin-react-refresh": "^0.4.19",
     "postcss": "^8.5.3",
-    "tailwindcss": "^4.0.9",
+    "tailwindcss": "^4.0.12",
     "typescript": "^5.8.2",
     "vite": "^6.2.0"
   }