Add cri-dockerd url for offline.yml (#9079)

Signed-off-by: bo.jiang <bo.jiang@daocloud.io>

inventory/sample/group_vars/all/offline.yml

@@ -49,6 +49,9 @@
 # [Optional] kata: only if you set kata_containers_enabled: true
 # kata_containers_download_url: "{{ files_repo }}/github.com/kata-containers/kata-containers/releases/download/{{ kata_containers_version }}/kata-static-{{ kata_containers_version }}-{{ ansible_architecture }}.tar.xz"
 
+# [Optional] cri-dockerd: only if you set container_manager: docker
+# cri_dockerd_download_url: "{{ files_repo }}/github.com/Mirantis/cri-dockerd/releases/download/v{{ cri_dockerd_version }}/cri-dockerd-{{ cri_dockerd_version }}.{{ image_arch }}.tgz"
+
 # [Optional] cri-o: only if you set container_manager: crio
 # crio_download_base: "download.opensuse.org/repositories/devel:kubic:libcontainers:stable"
 # crio_download_crio: "http://{{ crio_download_base }}:/cri-o:/"