Switch install-docker with ensure-docker

Zuul deprecation requires it, former one will be removed in the future.

See https://opendev.org/zuul/zuul-jobs/src/branch/master/roles/install-docker/README.rst

Change-Id: Ia0b89826885d1d651a1c42ea3b7e5a52f464aa3a

tripleo_ansible/roles/backup_and_restore/molecule/default/prepare.yml

@@ -45,7 +45,7 @@
         - ansible_user_dir is undefined
   roles:
     - role: test_deps
-    - role: install-docker
+    - role: ensure-docker
       when:
         - (docker_cli.rc != 0) or
           (docker_ps.rc != 0)

tripleo_ansible/roles/tripleo_container_rm/molecule/default/prepare.yml

@@ -45,7 +45,7 @@
         - ansible_user_dir is undefined
   roles:
     - role: test_deps
-    - role: install-docker
+    - role: ensure-docker
       when:
         - (docker_cli.rc != 0) or
           (docker_ps.rc != 0)

tripleo_ansible/roles/tripleo_container_stop/molecule/default/prepare.yml

@@ -45,7 +45,7 @@
         - ansible_user_dir is undefined
   roles:
     - role: test_deps
-    - role: install-docker
+    - role: ensure-docker
       when:
         - (docker_cli.rc != 0) or
           (docker_ps.rc != 0)

tripleo_ansible/roles/tripleo_container_tag/molecule/default/prepare.yml

@@ -45,7 +45,7 @@
         - ansible_user_dir is undefined
   roles:
     - role: test_deps
-    - role: install-docker
+    - role: ensure-docker
       when:
         - (docker_cli.rc != 0) or
           (docker_ps.rc != 0)

tripleo_ansible/roles/tripleo_podman/molecule/default/prepare.yml

@@ -45,7 +45,7 @@
         - ansible_user_dir is undefined
   roles:
     - role: test_deps
-    - role: install-docker
+    - role: ensure-docker
       when:
         - (docker_cli.rc != 0) or
           (docker_ps.rc != 0)

tripleo_ansible/roles/tripleo_podman/molecule/login/prepare.yml

@@ -34,7 +34,7 @@
 
   roles:
     - role: test_deps
-    - role: install-docker
+    - role: ensure-docker
 
   tasks:
     - name: Create a docker registry

zuul.d/playbooks/pre.yml

@@ -59,7 +59,7 @@
         ANSIBLE_ROLES_PATH: "{{ tripleo_ansible_project_path }}/tripleo_ansible/roles.galaxy"
   roles:
     # docker is needed by multiple molecule scenarios
-    - role: install-docker
+    - role: ensure-docker
   post_tasks:
     - name: Run docker vfs setup
       shell: |-