chore(deps): bump the minor-patch group in /frontend with 2 updates (#709)

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


Updates `i18next` from 25.8.17 to 25.8.18
- [Release notes](https://github.com/i18next/i18next/releases)
- [Changelog](https://github.com/i18next/i18next/blob/master/CHANGELOG.md)
- [Commits](https://github.com/i18next/i18next/compare/v25.8.17...v25.8.18)

Updates `react-i18next` from 16.5.6 to 16.5.8
- [Changelog](https://github.com/i18next/react-i18next/blob/master/CHANGELOG.md)
- [Commits](https://github.com/i18next/react-i18next/compare/v16.5.6...v16.5.8)

---
updated-dependencies:
- dependency-name: i18next
  dependency-version: 25.8.18
  dependency-type: direct:production
  update-type: version-update:semver-patch
  dependency-group: minor-patch
- dependency-name: react-i18next
  dependency-version: 16.5.8
  dependency-type: direct:production
  update-type: version-update:semver-patch
  dependency-group: minor-patch
...

Signed-off-by: dependabot[bot] <support@github.com>
Co-authored-by: dependabot[bot] <49699333+dependabot[bot]@users.noreply.github.com>

frontend/package.json

@@ -22,7 +22,7 @@
     "axios": "^1.13.6",
     "class-variance-authority": "^0.7.1",
     "clsx": "^2.1.1",
-    "i18next": "^25.8.17",
+    "i18next": "^25.8.18",
     "i18next-browser-languagedetector": "^8.2.1",
     "i18next-resources-to-backend": "^1.2.1",
     "input-otp": "^1.4.2",
@@ -32,7 +32,7 @@
     "react": "^19.2.4",
     "react-dom": "^19.2.4",
     "react-hook-form": "^7.71.2",
-    "react-i18next": "^16.5.6",
+    "react-i18next": "^16.5.8",
     "react-markdown": "^10.1.0",
     "react-router": "^7.13.1",
     "sonner": "^2.0.7",