add null check for queue_in QueueHandler destructor-resourceschedule

已合并

add null check for queue_in QueueHandler destructor #1178

wenxingqi创建于 9月3日从wenxingqi/resourceschedule_ffrt_7368： master 合入到 openharmony/resourceschedule_ffrt： master

add null check for queue_in QueueHandler destructor #1178

已合并

wenxingqi创建于 9月3日

从wenxingqi/resourceschedule_ffrt_7368 master合入到openharmony/resourceschedule_ffrt master

wenxingqi

9月3日

https://gitcode.com/openharmony/resourceschedule_ffrt/issues/1063

xts：
tdd：

Pull Request已成功合入, 合并人@openharmony_ci

（感谢 wenxingqi 的贡献）

wenxingqi

9月3日修改了pull request 的描述

openharmony_ci成员

9月3日添加了label：waiting_on_author

openharmony_ci成员

9月3日评论：

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