CentOS8安装Docker出现 package docker-ce-3:19.03.13-3.el7.x86_64 requires containerd.io ＞= 1.2.2-3

CentOS8安装Docker出现 package docker-ce-3:19.03.12-3.el7.x86_64 requires containerd.io >= 1.2.2-3, but none of the providers can be installed centos8默认使用podman代替docker，所以需要containerd.io. 安装co yum install

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