chore(deps): update devdependency @nuxt/devtools to v2

Author: renovate[bot]

docs/package.json

@@ -11,7 +11,7 @@
   },
   "devDependencies": {
     "@nuxt-themes/docus": "^1.15.0",
-    "@nuxt/devtools": "^0.8.5",
+    "@nuxt/devtools": "^2.1.0",
     "@nuxt/eslint-config": "^0.2.0",
     "@nuxtjs/plausible": "^0.2.3",
     "@types/node": "^20.8.4",