Upgrade ddclient (3.11.2 -> 4.0.0) and adjust config path

Closes https://github.com/spantaleev/matrix-docker-ansible-deploy/pull/3971

The path change is due to: https://github.com/ddclient/ddclient/pull/789

This is untested.

roles/custom/matrix-dynamic-dns/templates/systemd/matrix-dynamic-dns.service.j2

@@ -23,7 +23,7 @@ ExecStartPre={{ devture_systemd_docker_base_host_command_docker }} create \
 			--network={{ matrix_dynamic_dns_container_network }} \
   			-e PUID={{ matrix_user_uid }} \
   			-e PGID={{ matrix_user_gid }} \
-			--mount type=bind,src={{ matrix_dynamic_dns_config_path }},dst=/config \
+			--mount type=bind,src={{ matrix_dynamic_dns_config_path }},dst=/config/ddclient \
 			{% for arg in matrix_dynamic_dns_container_extra_arguments %}
 			{{ arg }} \
 			{% endfor %}