Download once for crio (#6998)

* download run once feature for CRI-O

* fix typo

* fix test

roles/container-engine/cri-o/tasks/main.yaml

@@ -73,6 +73,13 @@
     dest: /etc/crio/crio.conf
   register: config_install
 
+- name: Add skopeo pkg to install
+  set_fact:
+    crio_packages: "{{ crio_packages + skopeo_packages }}"
+  when:
+    - not skip_downloads|default(false)
+    - download_run_once
+
 - name: Install cri-o packages
   package:
     name: "{{ item }}"