chore(deps): bump the minor-patch group in /frontend with 2 updates

Bumps the minor-patch group in /frontend with 2 updates: [react-i18next](https://github.com/i18next/react-i18next) and [zod](https://github.com/colinhacks/zod).


Updates `react-i18next` from 16.5.0 to 16.5.1
- [Changelog](https://github.com/i18next/react-i18next/blob/master/CHANGELOG.md)
- [Commits](https://github.com/i18next/react-i18next/compare/v16.5.0...v16.5.1)

Updates `zod` from 4.3.2 to 4.3.4
- [Release notes](https://github.com/colinhacks/zod/releases)
- [Commits](https://github.com/colinhacks/zod/compare/v4.3.2...v4.3.4)

---
updated-dependencies:
- dependency-name: react-i18next
  dependency-version: 16.5.1
  dependency-type: direct:production
  update-type: version-update:semver-patch
  dependency-group: minor-patch
- dependency-name: zod
  dependency-version: 4.3.4
  dependency-type: direct:production
  update-type: version-update:semver-patch
  dependency-group: minor-patch
...

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

frontend/package.json

@@ -31,13 +31,13 @@
     "react": "^19.2.3",
     "react-dom": "^19.2.3",
     "react-hook-form": "^7.69.0",
-    "react-i18next": "^16.5.0",
+    "react-i18next": "^16.5.1",
     "react-markdown": "^10.1.0",
     "react-router": "^7.11.0",
     "sonner": "^2.0.7",
     "tailwind-merge": "^3.4.0",
     "tailwindcss": "^4.1.18",
-    "zod": "^4.3.2"
+    "zod": "^4.3.4"
   },
   "devDependencies": {
     "@eslint/js": "^9.39.2",