experimental_assets no longer works

Author: nbarbettini

src/content/docs/workers/frameworks/framework-guides/nextjs.mdx

@@ -66,7 +66,7 @@ main = ".worker-next/index.mjs"
 name = "my-app"
 compatibility_date = "2024-09-23"
 compatibility_flags = ["nodejs_compat"]
-experimental_assets = { directory = ".worker-next/assets", binding = "ASSETS" }
+assets = { directory = ".worker-next/assets", binding = "ASSETS" }
 ```
 
 :::note