Changes in dev script (package.json) (vercel#31245)

New Next.js projects now generates "dev": "next dev"



## Documentation / Examples

- [X] Make sure the linting passes by running `yarn lint`

docs/deployment.md

@@ -67,7 +67,7 @@ Next.js can be deployed to any hosting provider that supports Node.js. Make sure
 ```json
 {
   "scripts": {
-    "dev": "next",
+    "dev": "next dev",
     "build": "next build",
     "start": "next start"
   }