推送清理已完成的任务

modules/worldtask/model_worldtask.go

@@ -222,6 +222,7 @@ func (this *ModelWorldtask) taskFinishPush(session comm.IUserSession, userTask *
 		// 章节完成
 		if _, ok := userTask.Chapters[curTaskConf.Group]; !ok {
 			delete(userTask.CurrentTasks, curTaskConf.Group)
+			delete(nextTask, curTaskConf.Group)
 			if userTask.Chapters == nil {
 				userTask.Chapters = make(map[int32]int32)
 			}