Fix wrong stream TransformOptions interface. (#11849)

Transform streams are duplex streams and extend the latter's constructor options.

node/node.d.ts

@@ -3276,7 +3276,7 @@ declare module "stream" {
             end(chunk: any, encoding?: string, cb?: Function): void;
         }
 
-        export interface TransformOptions extends ReadableOptions, WritableOptions {
+        export interface TransformOptions extends DuplexOptions {
             transform?: (chunk: string | Buffer, encoding: string, callback: Function) => any;
             flush?: (callback: Function) => any;
         }