docker: Fix docker install on CentOS/RHEL 8 (#5820)

we can't set module_hotfixes=True using yum_repository ansible module
Fixes 38688a44
(keep docker-ce.repo name)

Signed-off-by: Etienne Champetier <champetier.etienne@gmail.com>

roles/container-engine/docker/tasks/main.yml

@@ -102,14 +102,9 @@
   when: ansible_distribution == "Fedora" and not is_ostree
 
 - name: Configure docker repository on RedHat/CentOS/Oracle Linux
-  yum_repository:
-    name: docker-ce
-    baseurl: "{{ docker_rh_repo_base_url }}"
-    description: "Docker CE Stable - $basearch"
-    gpgcheck: yes
-    gpgkey: "{{ docker_rh_repo_gpgkey }}"
-    keepcache: "{{ docker_rpm_keepcache | default('1') }}"
-    proxy: " {{ http_proxy | default('_none_') }}"
+  template:
+    src: "rh_docker.repo.j2"
+    dest: "{{ yum_repo_dir }}/docker-ce.repo"
   when: ansible_distribution in ["CentOS","RedHat","OracleLinux"] and not is_ostree
 
 - name: check if container-selinux is available