roles/docker: Update dependency versions.

roles/docker/tasks/main.yml

@@ -27,7 +27,7 @@
     name:
       - docker-ce=5:19.03.*
       - docker-ce-cli=5:19.03.*
-      - containerd.io=1.2.*
+      - containerd.io=1.3.*
       - python3-docker    # Needed for Ansible's Docker modules.
     state: present
   when: ansible_distribution == "Ubuntu"
@@ -37,7 +37,7 @@
     name:
       - docker-ce-19.03.*
       - docker-ce-cli-19.03.*
-      - containerd.io-1.2.*
+      - containerd.io-1.3.*
       - python-docker-py    # Needed for Ansible's Docker modules.
     state: present
   when: ansible_distribution == "CentOS"