Bump next-themes from 0.4.4 to 0.4.6

Bumps [next-themes](https://github.com/pacocoursey/next-themes) from 0.4.4 to 0.4.6.
- [Release notes](https://github.com/pacocoursey/next-themes/releases)
- [Commits](pacocoursey/next-themes@v0.4.4...v0.4.6)

---
updated-dependencies:
- dependency-name: next-themes
  dependency-version: 0.4.6
  dependency-type: direct:production
  update-type: version-update:semver-patch
...

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

Author: dependabot[bot]

package-lock.json

@@ -18,7 +18,7 @@
     "i18next": "^25.7.3",
     "i18next-http-backend": "^3.0.2",
     "maplibre-gl": "^5.19.0",
-    "next-themes": "^0.4.4",
+    "next-themes": "^0.4.6",
     "react": "^19.2.4",
     "react-dom": "^19.2.4",
     "react-helmet-async": "^3.0.0",