build(deps): bump the i18next group in /frontend with 2 updates

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


Updates `i18next` from 25.8.4 to 25.8.10
- [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/v25.8.4...v25.8.10)

Updates `i18next-cli` from 1.42.6 to 1.42.9
- [Changelog](https://github.com/i18next/i18next-cli/blob/main/CHANGELOG.md)
- [Commits](https://github.com/i18next/i18next-cli/compare/v1.42.6...v1.42.9)

---
updated-dependencies:
- dependency-name: i18next
  dependency-version: 25.8.10
  dependency-type: direct:production
  update-type: version-update:semver-patch
  dependency-group: i18next
- dependency-name: i18next-cli
  dependency-version: 1.42.9
  dependency-type: direct:development
  update-type: version-update:semver-patch
  dependency-group: i18next
...

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

frontend/package.json

@@ -30,7 +30,7 @@
     "@zxcvbn-ts/language-common": "^3.0.4",
     "classnames": "^2.5.1",
     "date-fns": "^4.1.0",
-    "i18next": "^25.8.4",
+    "i18next": "^25.8.10",
     "react": "^19.2.4",
     "react-dom": "^19.2.4",
     "react-i18next": "^16.5.4",
@@ -64,7 +64,7 @@
     "browserslist-to-esbuild": "^2.1.1",
     "graphql": "^16.12.0",
     "happy-dom": "^20.5.0",
-    "i18next-cli": "^1.42.6",
+    "i18next-cli": "^1.42.9",
     "knip": "^5.81.0",
     "msw": "^2.12.8",
     "msw-storybook-addon": "^2.0.6",