Use privilege escalation to change ownership of files.

odroid.yaml

@@ -38,6 +38,8 @@
         path: "{{ backup_dir }}/{{ item.value.container }}/{{ item.key }}-{{ ansible_date_time.iso8601_basic_short }}.tar.gz"
         owner: chris
         group: chris
+      become: yes
+      become_method: sudo
       loop: "{{ lookup('dict', volumes) }}"
       loop_control:
         label: "{{ item.key }}"