Bump i18next-http-backend from 2.5.2 to 2.6.0 in /webui

Bumps [i18next-http-backend](https://github.com/i18next/i18next-http-backend) from 2.5.2 to 2.6.0.
- [Changelog](https://github.com/i18next/i18next-http-backend/blob/master/CHANGELOG.md)
- [Commits](https://github.com/i18next/i18next-http-backend/compare/v2.5.2...v2.6.0)

---
updated-dependencies:
- dependency-name: i18next-http-backend
  dependency-type: direct:production
  update-type: version-update:semver-minor
...

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

webui/package-lock.json

@@ -15,7 +15,7 @@
         "@mui/material": "^5.16.7",
         "i18next": "^23.14.0",
         "i18next-browser-languagedetector": "^8.0.0",
-        "i18next-http-backend": "^2.5.2",
+        "i18next-http-backend": "^2.6.0",
         "react": "^18.3.1",
         "react-dom": "^18.3.1",
         "react-i18next": "^15.0.1",
@@ -3149,9 +3149,9 @@
       }
     },
     "node_modules/i18next-http-backend": {
-      "version": "2.5.2",
-      "resolved": "https://registry.npmjs.org/i18next-http-backend/-/i18next-http-backend-2.5.2.tgz",
-      "integrity": "sha512-+K8HbDfrvc1/2X8jpb7RLhI9ZxBDpx3xogYkQwGKlWAUXLSEGXzgdt3EcUjLlBCdMwdQY+K+EUF6oh8oB6rwHw==",
+      "version": "2.6.0",
+      "resolved": "https://registry.npmjs.org/i18next-http-backend/-/i18next-http-backend-2.6.0.tgz",
+      "integrity": "sha512-WX5pXYNrAz2fj8ajsAuCIsogOEvJL+aHw4RTQAD/uqPoLV1FHqa6IsUULTfa3GtREVQbApp0U3woLhz9EuR2pQ==",
       "dependencies": {
         "cross-fetch": "4.0.0"
       }