[stable-2.9] Allow SSH synchronization between Docker containers (#65698) (#67713)

* [stable-2.9] Allow SSH synchronization between Docker containers
(cherry picked from commit 1c15a485c2)

Co-authored-by: Nabil BENDAFI <nabil@bendafi.fr>

* Add changelog

(cherry picked from commit 854925b072)

Co-authored-by: Nabil BENDAFI <nabilbendafi@users.noreply.github.com>

changelogs/fragments/65698-synchronize-docker-controller-managed.yml

@@ -0,0 +1,2 @@
+bugfixes:
+  - synchronize - allow data to be passed between two managed nodes when using the docker connection plugin (https://github.com/ansible/ansible/pull/65698)

lib/ansible/plugins/action/synchronize.py

@@ -391,7 +391,7 @@ class ActionModule(ActionBase):
 
         # If launching synchronize against docker container
         # use rsync_opts to support container to override rsh options
-        if self._remote_transport in ['docker', 'buildah']:
+        if self._remote_transport in ['docker', 'buildah'] and not use_delegate:
             # Replicate what we do in the module argumentspec handling for lists
             if not isinstance(_tmp_args.get('rsync_opts'), MutableSequence):
                 tmp_rsync_opts = _tmp_args.get('rsync_opts', [])