Bump next-themes from 0.3.0 to 0.4.6

Bumps [next-themes](https://github.com/pacocoursey/next-themes) from 0.3.0 to 0.4.6.
- [Release notes](https://github.com/pacocoursey/next-themes/releases)
- [Commits](pacocoursey/next-themes@v0.3.0...v0.4.6)

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

Signed-off-by: dependabot[bot] <[email protected]>

Author: dependabot[bot]

package.json

@@ -20,7 +20,7 @@
     "geist": "1.3.1",
     "lucide-react": "0.483.0",
     "next": "15.2.4",
-    "next-themes": "0.3.0",
+    "next-themes": "0.4.6",
     "octokit": "4.1.2",
     "react": "18.3.1",
     "react-dom": "18.3.1",