Remove docker package config from AIO environment

Configuration for the docker repo is managed in dnf.yml and does not
need to be explicitly included in the AIO environment.

Author: Alex-Welsh

etc/kayobe/environments/ci-aio/kolla/globals.yml

@@ -9,10 +9,7 @@ nova_compute_virt_type: qemu
 openstack_service_workers: "1"
 openstack_service_rpc_workers: "1"
 
-docker_yum_baseurl: "{{ stackhpc_repo_docker_url }}"
-docker_yum_gpgkey: "https://download.docker.com/linux/centos/gpg"
-
-# Opensearch memory tuning
+# Elasticsearch memory tuning
 opensearch_heap_size: 1g
 
 # Increase Grafana timeout