Add Ubuntu Rook requirements

ansible/playbooks/roles/repository/files/download-requirements/ubuntu-20.04/requirements.x86_64.txt

@@ -203,6 +203,7 @@ https://archive.apache.org/dist/logging/log4j/2.17.1/apache-log4j-2.17.1-bin.tar
 # --- Helm charts ---
 https://charts.bitnami.com/bitnami/node-exporter-2.3.17.tgz
 https://helm.elastic.co/helm/filebeat/filebeat-7.9.2.tgz
+https://charts.rook.io/release/rook-ceph-v1.8.1.tgz
 # --- Grafana Dashboards <url> <new filename> ---
 # Kubernetes Cluster
 https://grafana.com/api/dashboards/7249/revisions/1/download grafana_dashboard_7249.json
@@ -242,6 +243,13 @@ bitnami/pgbouncer:1.16.0
 
 epiphanyplatform/keycloak:14.0.0
 rabbitmq:3.8.9
+
+#rook
+quay.io/ceph/ceph:v16.2.7
+quay.io/cephcsi/cephcsi:v3.4.0
+quay.io/csiaddons/volumereplication-operator:v0.1.0
+rook/ceph:v1.8.1
+
 # K8s
 ## v1.18.6
 k8s.gcr.io/kube-apiserver:v1.18.6