Don't try to upgrade docker packages

... we just need to make sure they're here but not control the actual
upgrade, it's too opinionated.

tasks/docker-distribution.yml

@@ -7,10 +7,10 @@
     name: docker-registry
     state: absent
 
-- name: install the latest version of Docker Distribution
+- name: ensure docker-distribution is installed
   yum:
     name: docker-distribution
-    state: latest
+    state: present
 
 - name: install the latest version of openstack-kolla
   yum:

tasks/docker.yml

@@ -11,10 +11,10 @@
     state: present
     reload: yes
 
-- name: install the latest version of Docker
+- name: ensure docker is installed
   yum:
     name: docker
-    state: latest
+    state: present
 
 - name: manage /etc/systemd/system/docker.service.d
   file: