chore(deps): bump react-i18next from 17.1.3 to 17.1.9 in /frontend

Bumps [react-i18next](https://github.com/i18next/react-i18next) from 17.1.3 to 17.1.9.
- [Changelog](https://github.com/i18next/react-i18next/blob/master/CHANGELOG.md)
- [Commits](https://github.com/i18next/react-i18next/compare/v17.1.3...v17.1.9)

---
updated-dependencies:
- dependency-name: react-i18next
  dependency-version: 17.1.9
  dependency-type: direct:production
  update-type: version-update:semver-patch
...

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

frontend/package.json

@@ -51,7 +51,7 @@
     "react": "^19.3.1",
     "react-dom": "^19.3.1",
     "react-hook-form": "^7.90.0",
-    "react-i18next": "^17.1.3",
+    "react-i18next": "^17.1.9",
     "react-router": "^8.5.0",
     "swagger-ui-react": "^5.34.0",
     "uplot": "^1.6.32",