[stable-2.9] Change package name in docker_setup integration test (#66572)

* Change package name

* Retry to hopefully get a good mirror
(cherry picked from commit f15050b09e)

Co-authored-by: Sam Doran <sdoran@redhat.com>

test/integration/targets/setup_docker/tasks/RedHat-8.yml

@@ -6,6 +6,10 @@
     name: "{{ docker_prereq_packages }}"
     state: present
   notify: cleanup docker
+  register: result
+  until: result is success
+  retries: 10
+  delay: 2
 
 - name: Set-up repository
   command: dnf config-manager --add-repo https://download.docker.com/linux/centos/docker-ce.repo

test/integration/targets/setup_docker/vars/RedHat-8.yml

@@ -1,5 +1,5 @@
 docker_prereq_packages:
-  - dnf-utils
+  - yum-utils
   - device-mapper-persistent-data
   - lvm2
   - libseccomp