MC-4265: Create Page Builder meta package for Magento Commerce

- Added type file for uiLayout

Author: Hwashiang Yu

app/code/Magento/PageBuilder/view/adminhtml/web/ts/js/types/ui-layout.d.ts

@@ -0,0 +1,19 @@
+/**
+ * Copyright © Magento, Inc. All rights reserved.
+ * See COPYING.txt for license details.
+ */
+
+/**
+ * Application entry point.
+ *
+ * @param {Object} nodes
+ * @param {Object} parent
+ * @param {Boolean} cached
+ * @param {Boolean} merge
+ * @returns {Boolean|undefined}
+ */
+declare function run(nodes: object, parent?: object, cached?: boolean, merge?: boolean): boolean | undefined;
+
+declare module "uiLayout" {
+    export = run;
+}