fix(deps): update dependency react-i18next to v16.6.1

Author: renovate[bot]

package.json

@@ -11,7 +11,7 @@
     "i18next-resources-to-backend": "1.2.1",
     "react": "^19.0.0",
     "react-dom": "^19.0.0",
-    "react-i18next": "16.5.2"
+    "react-i18next": "16.6.1"
   },
   "devDependencies": {
     "@react-email/preview-server": "5.1.1",