docs: fix ci

Author: posva

packages/nuxt/package.json

@@ -26,7 +26,7 @@
     "prepack": "nuxt-module-build",
     "dev": "nuxi dev playground",
     "dev:build": "nuxi build playground",
-    "stub": "nuxt-module-build --stub"
+    "postinstall": "nuxt-module-build --stub"
   },
   "dependencies": {
     "@nuxt/kit": "^3.0.0"

packages/nuxt/playground/package.json

@@ -4,8 +4,7 @@
     "build": "nuxt build",
     "dev": "nuxt dev",
     "generate": "nuxt generate",
-    "preview": "nuxt preview",
-    "postinstall": "nuxt prepare"
+    "preview": "nuxt preview"
   },
   "devDependencies": {
     "nuxt": "^3.0.0"