fix(cloudflare): fix the node wrapper

Returns the response converted from the internal event. 
It fixes a "This ReadableStream did not return bytes" workerd error.

Co-authored-by: conico974 <nicodorseuil@yahoo.fr>

Author: vicb

.changeset/giant-parrots-hear.md

@@ -0,0 +1,5 @@
+---
+"@opennextjs/aws": patch
+---
+
+fix(cloudflare): fix the node wrapper

packages/open-next/src/overrides/wrappers/cloudflare-node.ts

@@ -50,7 +50,11 @@ const handler: WrapperHandler<InternalEvent, InternalResult> =
           responseHeaders.append("Set-Cookie", cookie);
         }
 
-        const { readable, writable } = new TransformStream();
+        const { readable, writable } = new TransformStream({
+          transform(chunk, controller) {
+            controller.enqueue(Uint8Array.from(chunk.chunk ?? chunk));
+          },
+        });
         const response = new Response(readable, {
           status: statusCode,
           headers: responseHeaders,