fix module declaration

typings/gunzip-maybe/index.d.ts

@@ -1,15 +1 @@
-// Type definitions for gunzip-maybe 1.4
-// Project: https://github.com/mafintosh/gunzip-maybe
-// Definitions by: Thomas Hobson <https://github.com/hexf>
-// Definitions: https://github.com/DefinitelyTyped/DefinitelyTyped
-
-// Hacked by Edwin to use default export and remove the need for esinterop
-
-/// <reference types="node" />
-declare module "gunzip-maybe" {
-	import * as stream from "stream";
-
-	function gunzip(maxRecursion?: number): stream.Transform;
-
-	export default gunzip;
-}
+declare module "gunzip-maybe";