ansible: upgrade softlayer Docker host

Upgrade the Softlayer Docker host from Ubuntu 18.04 to Ubuntu 22.04.
Rename the host from "test-softlayer-ubuntu1804_docker-x64-1" to
"test-ibm-ubuntu2204_docker-x64-1".

ansible/inventory.yml

@@ -179,6 +179,7 @@ hosts:
         rhel8-x64-3: {ip: 52.117.26.13, build_test_v8: yes}
         ubuntu1804-x64-1: {ip: 52.117.26.14, alias: jenkins-workspace-6}
         ubuntu1804-x64-2: {ip: 50.97.245.9}
+        ubuntu2204_docker-x64-1: {ip: 52.117.26.9}
 
     - equinix_mnx:
         smartos18-x64-3: {ip: 147.28.162.102}
@@ -343,4 +344,3 @@ hosts:
         debian9-x64-1: {ip: 169.60.150.88}
         debian10-x64-1: {ip: 169.44.16.126}
         ubuntu1404-x64-1: {ip: 50.97.245.5}
-        ubuntu1804_docker-x64-1: {ip: 52.117.26.9}

ansible/roles/docker/tasks/partials/repo/ubuntu2204.yml

@@ -0,0 +1,18 @@
+---
+
+#
+# add Docker repo
+#
+
+- name: "repo : add Ubuntu Docker repo key"
+  ansible.builtin.apt_key:
+    state: present
+    url: https://download.docker.com/linux/ubuntu/gpg
+
+- name: "repo : add Ubuntu Docker repo"
+  ansible.builtin.apt_repository:
+    repo: "deb [arch=amd64] https://download.docker.com/linux/ubuntu {{ ansible_distribution_release }} stable"
+  register: has_updated_package_repo
+
+- name: "repo : update apt cache"
+  apt: update_cache=yes

ansible/roles/docker/vars/main.yml

@@ -9,7 +9,7 @@ ssh_config: /etc/ssh/sshd_config
 sshd_service_name: 'sshd'
 
 ntp_service: {
-  systemd: ['debian8', 'debian9', 'debian10', 'ubuntu1604', 'ubuntu1804']
+  systemd: ['debian8', 'debian9', 'debian10', 'ubuntu1604', 'ubuntu1804', 'ubuntu2204']
 }
 
 common_packages: [
@@ -18,6 +18,9 @@ common_packages: [
 # you can either add os family or os to this list (see smartos)
 # but the playbook chooses os over family - not both
 packages: {
+  ubuntu2204: [
+    'docker.io',
+  ],
   ubuntu2004: [
     'docker.io',
   ],