stream: remove no longer relevant comment

Refs: #50014
PR-URL: #50446
Reviewed-By: Benjamin Gruenbaum <benjamingr@gmail.com>
Reviewed-By: Yagiz Nizipli <yagiz@nizipli.com>
Reviewed-By: James M Snell <jasnell@gmail.com>
Reviewed-By: Luigi Pinca <luigipinca@gmail.com>
Reviewed-By: Moshe Atlow <moshe@atlow.co.il>

Author: ronag

lib/internal/streams/transform.js

@@ -95,10 +95,6 @@ function Transform(options) {
       ...options,
       highWaterMark: null,
       readableHighWaterMark,
-      // TODO (ronag): 0 is not optimal since we have
-      // a "bug" where we check needDrain before calling _write and not after.
-      // Refs: https://github.com/nodejs/node/pull/32887
-      // Refs: https://github.com/nodejs/node/pull/35941
       writableHighWaterMark: options.writableHighWaterMark || 0,
     };
   }