bugfix: enqueue task was only invoking waitUrl a single time

lib/tasks/enqueue.js

@@ -337,7 +337,7 @@ class TaskEnqueue extends Task {
       }
       tasksToRun.push(o);
     }
-
+    const cloneTasks = [...tasksToRun];
     if (this.killed) return [];
     else if (tasksToRun.length > 0) {
       this._playSession = new ConfirmCallSession({
@@ -356,7 +356,7 @@ class TaskEnqueue extends Task {
       this.state = QueueResults.Leave;
       this.kill(cs);
     }
-    return tasksToRun;
+    return cloneTasks;
   }
 }