Upgrade molecule to v3 (#6468)

Signed-off-by: Victor Morales <v.morales@samsung.com>

roles/container-engine/docker/molecule/default/molecule.yml

@@ -3,10 +3,9 @@ driver:
   name: vagrant
   provider:
     name: libvirt
-lint:
-  name: yamllint
-  options:
-    config-file: ../../../.yamllint
+lint: |
+  set -e
+  yamllint -c ../../../.yamllint .
 platforms:
   - name: kubespray-docker
     box: generic/ubuntu1804