stream: remove brandchecks from stream duplexify

Refs: #46190
Refs: #46205 (comment)
PR-URL: #46315
Backport-PR-URL: #46314
Reviewed-By: Robert Nagy <ronagy@icloud.com>
Reviewed-By: Matteo Collina <matteo.collina@gmail.com>
Reviewed-By: Darshan Sen <raisinten@gmail.com>
Reviewed-By: Benjamin Gruenbaum <benjamingr@gmail.com>
Reviewed-By: Luigi Pinca <luigipinca@gmail.com>
Reviewed-By: Anna Henningsen <anna@addaleax.net>

Author: debadree25

lib/internal/streams/duplexify.js

@@ -8,6 +8,8 @@ const {
  isReadableNodeStream,
  isWritableNodeStream,
  isDuplexNodeStream,
+ isReadableStream,
+ isWritableStream,
 }=require('internal/streams/utils');
 consteos=require('internal/streams/end-of-stream');
 const{
@@ -33,16 +35,6 @@ const {
  FunctionPrototypeCall,
 }=primordials;
 
-
-const{
- isBrandCheck,
-}=require('internal/webstreams/util');
-
-constisReadableStream=
-isBrandCheck('ReadableStream');
-constisWritableStream=
-isBrandCheck('WritableStream');
-
 // This is needed for pre node 17.
 classDuplexifyextendsDuplex{
 constructor(options){