系統 - K3s - 如何清除未使用到的Image

參考資訊：
https://github.com/k3s-io/k3s/issues/1900
https://github.com/k3s-io/k3s/issues/1905

$ sudo k3s crictl rmi --prune
    Deleted: docker.io/library/nginx:1.16.1