Add matrix_prometheus_nginxlog_exporter_container_network

roles/custom/matrix-prometheus-nginxlog-exporter/templates/systemd/matrix-prometheus-nginxlog-exporter.service.j2

@@ -22,7 +22,7 @@ ExecStart={{ devture_systemd_docker_base_host_command_docker }} run --rm --name
 			--user={{ matrix_user_uid }}:{{ matrix_user_gid }} \
 			--cap-drop=ALL \
 			--read-only \
-			--network={{ matrix_docker_network }} \
+			--network={{ matrix_prometheus_nginxlog_exporter_container_network }} \
 			{% if matrix_prometheus_nginxlog_exporter_container_http_host_bind_port %}
 			-p {{ matrix_prometheus_nginxlog_exporter_container_http_host_bind_port }}:{{ matrix_prometheus_nginxlog_exporter_container_metrics_port }} \
 			{% endif %}