fix making say task

lib/tasks/cognigy/index.js

@@ -277,7 +277,7 @@ class Cognigy extends Task {
       this.logger.info({text}, 'received text');
       this._enqueueTask(async() => {
         // todo inject the session config into the say task
-        const sayTask = this._makeSayTask(text);
+        const sayTask = this._makeSayTask({text});
         await sayTask.exec(cs, ep, this);
       });
     }