feat: upgrade i18next-browser-languagedetector from 6.1.8 to 7.0.0

Snyk has created this PR to upgrade i18next-browser-languagedetector from 6.1.8 to 7.0.0.

See this package in npm:
https://www.npmjs.com/package/i18next-browser-languagedetector

See this project in Snyk:
https://app.snyk.io/org/gluu-gca/project/9a1b2f96-22f2-4325-bf59-06e117632057?utm_source=github&utm_medium=referral&page=upgrade-pr

Author: snyk-bot

admin-ui/package.json

@@ -133,7 +133,7 @@
     "fs-extra": "^10.0.0",
     "holderjs": "^2.9.6",
     "i18next": "^22.0.1",
-    "i18next-browser-languagedetector": "^6.0.1",
+    "i18next-browser-languagedetector": "^7.0.0",
     "i18next-fetch-backend": "^5.0.1",
     "isomorphic-fetch": "^3.0.0",
     "jans_config_api": "file:jans_config_api",