Appease yamllint

roles/openshift_node_upgrade/meta/main.yml

@@ -1,3 +1,4 @@
+---
 galaxy_info:
   author: your name
   description: OpenShift Node upgrade
@@ -9,4 +10,4 @@ galaxy_info:
     versions:
     - 7
 dependencies:
-  - role: openshift_common
+- role: openshift_common

roles/openshift_node_upgrade/tasks/docker/upgrade.yml

@@ -26,7 +26,7 @@
 
 - debug: var=docker_image_count.stdout
 
-  # TODO(jchaloup): put all docker_upgrade_nuke_images into a block with only one condition
+# TODO(jchaloup): put all docker_upgrade_nuke_images into a block with only one condition
 - name: Remove all containers and images
   script: nuke_images.sh
   register: nuke_images_result