Update DOCKER_COMPOSE command to docker compose (#15056)

* Update DOCKER_COMPOSE command

docker-compose will stop being supported soon and this is causing CI flake setting DOCKER_COMPOSE default to `docker compose`

* Give AWX network a static name

tools/docker-compose/ansible/roles/sources/templates/docker-compose.yml.j2

@@ -363,6 +363,7 @@ volumes:
 
 networks:
   awx:
+    name: awx
   service-mesh:
     name: service-mesh
 {% if minikube_container_group|bool %}