Bump i18next from 25.8.11 to 26.0.3

Bumps [i18next](https://github.com/i18next/i18next) from 25.8.11 to 26.0.3.
- [Release notes](https://github.com/i18next/i18next/releases)
- [Changelog](https://github.com/i18next/i18next/blob/master/CHANGELOG.md)
- [Commits](i18next/i18next@v25.8.11...v26.0.3)

---
updated-dependencies:
- dependency-name: i18next
  dependency-version: 26.0.3
  dependency-type: direct:production
  update-type: version-update:semver-major
...

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

Author: dependabot[bot]

package-lock.json

@@ -19,7 +19,7 @@
     "focus-trap-react": "^12.0.0",
     "formik": "^2.4.9",
     "http-proxy-middleware": "^3.0.5",
-    "i18next": "^25.8.11",
+    "i18next": "^26.0.3",
     "i18next-browser-languagedetector": "^8.2.1",
     "i18next-http-backend": "^3.0.2",
     "lodash": "^4.17.23",