docker: use package instead of action, cleanup

Signed-off-by: Etienne Champetier <champetier.etienne@gmail.com>
(cherry picked from commit 0e96852159)

roles/container-engine/docker/vars/suse.yml

@@ -1,10 +1,9 @@
 ---
 docker_package_info:
-  pkg_mgr: zypper
+  state: latest
   pkgs:
-    - name: docker
-    - name: containerd
-      state: latest
+    - docker
+    - containerd
 
 docker_repo_key_info:
   pkg_key: ''