fix: upgrade next-themes from 0.2.1 to 0.3.0

Snyk has created this PR to upgrade next-themes from 0.2.1 to 0.3.0.

See this package in npm:
next-themes

See this project in Snyk:
https://app.snyk.io/org/okeamah/project/bcf1e89d-99c3-4768-8eac-f647c3d465c0?utm_source=github&utm_medium=referral&page=upgrade-pr

app/package.json

@@ -38,7 +38,7 @@
         "mdx-annotations": "^0.1.4",
         "mdx-mermaid": "^2.0.0",
         "mermaid": "^10.8.0",
-        "next-themes": "^0.2.1",
+        "next-themes": "^0.3.0",
         "pino-pretty": "^10.3.1",
         "playwright": "^1.41.2",
         "postcss-focus-visible": "^9.0.1",