Add rsync env for account & container replicators

In the previous patch to address broken replication in Swift the account
and container replicators were missed.

Change-Id: I34a58b137dbba99c66e7680546fe85e2ef6131e9
Co-Authored-By: Thorsten Frueauf <thorsten.frueauf@oracle.com>
Partial-Bug: #1733851

ansible/roles/swift/tasks/start.yml

@@ -75,6 +75,8 @@
   kolla_docker:
     action: "start_container"
     common_options: "{{ docker_common_options }}"
+    environment:
+      RSYNC_CONNECT_PROG: "nc %H {{ swift_rsync_port }}"
     image: "{{ swift_account_image_full }}"
     name: "swift_account_replicator"
     volumes:
@@ -127,6 +129,8 @@
   kolla_docker:
     action: "start_container"
     common_options: "{{ docker_common_options }}"
+    environment:
+      RSYNC_CONNECT_PROG: "nc %H {{ swift_rsync_port }}"
     image: "{{ swift_container_image_full }}"
     name: "swift_container_replicator"
     volumes: