composer更新指定的依赖包
composer require hashids/hashids:2.0.0 // 安装包
composer require hashids/hashids:3.0.0 // 已安装 升级
composer require hashids/hashids:2.0.4 // 已安装 降级
update 无法直接升级 composer update hashids/hashids:3.0.0 Tip:需要改composer.json 再次执行命令composer update hashids/hashids