fix: upgrade next-themes from 0.3.0 to 0.4.3

Snyk has created this PR to upgrade next-themes from 0.3.0 to 0.4.3.

See this package in npm:
next-themes

See this project in Snyk:
https://app.snyk.io/org/companykobiimports/project/314db13f-97da-43e5-ae5d-13108df2f15a?utm_source=github&utm_medium=referral&page=upgrade-pr

examples/next-pages/package.json

@@ -17,7 +17,7 @@
     "@types/react-dom": "^18.2.22",
     "framer-motion": "^11.0.22",
     "next": "^14.1.4",
-    "next-themes": "^0.3.0",
+    "next-themes": "^0.4.3",
     "lucide-react": "^0.363.0",
     "react": "^18.2.0",
     "react-dom": "^18.2.0",