fix default layout import

wax-prosemirror-core/src/services/LayoutService/Layout.js

 import { injectable } from "inversify";
-import DefaultLayout from "wax-prosemirror-layouts/src/layouts/DefaultLayout";
+import { DefaultLayout } from "wax-prosemirror-layouts";
 import LayoutFactory from "./components/LayoutFactory";
 
 @injectable()