Fix typing of trigger to include `args` (#4910)

* Fix typing of trigger to include `args`

* Update index.d.ts

I don't even know how this got here haha

index.d.ts

@@ -1241,8 +1241,9 @@ declare namespace grapesjs {
     /**
      * Trigger event
      * @param event - Event to trigger
+     * @param args - payload to send along with the event
      */
-    trigger(event: GrapesEvent): Editor;
+    trigger(event: GrapesEvent, ...args: any[]): Editor;
     /**
      * Destroy the editor
      */