add arch vars for docker

roles/docker/tasks/main.yml

@@ -4,7 +4,8 @@
   with_first_found:
     - files:
         - "{{ ansible_distribution|lower }}-{{ ansible_distribution_version|lower|replace('/', '_') }}.yml"
-        - "{{ ansible_distribution|lower }}-{{ ansible_distribution_release }}.yml"
+        - "{{ ansible_distribution|lower }}-{{ ansible_distribution_release|lower }}-{{ host_architecture }}.yml"
+        - "{{ ansible_distribution|lower }}-{{ ansible_distribution_release|lower }}.yml"
         - "{{ ansible_distribution|lower }}-{{ ansible_distribution_major_version|lower|replace('/', '_') }}.yml"
         - "{{ ansible_distribution|lower }}-{{ host_architecture }}.yml"
         - "{{ ansible_distribution|lower }}.yml"