docker: 删除镜像出错（unable to delete 76605b8a2ed4 (must be forced)）
问题描述：
image id相同，标签tag不同，使用image id删除时出现错误，无法删除
Error response from daemon: conflict: unable to delete 76605b8a2ed4 (must be forced) - image is referenced in multiple repositories
解决：
删除时使用名称，而不是image id，可删除成功
