fix(deps): update dependency next-themes to v0.3.0

Author: renovate[bot]

package.json

@@ -16,7 +16,7 @@
     "jsonwebtoken": "8.5.1",
     "luxon": "2.5.2",
     "next": "12.1.2",
-    "next-themes": "0.0.15",
+    "next-themes": "0.3.0",
     "nextjs-progressbar": "0.0.14",
     "react": "17.0.2",
     "react-dom": "17.0.2",