fix: explicitly add the same namespace as the parent node

Author: KazuyaOguma18

moveit_ros/planning/trajectory_execution_manager/src/trajectory_execution_manager.cpp

@@ -165,7 +165,7 @@ void TrajectoryExecutionManager::initialize()
         rclcpp::NodeOptions opt;
         opt.allow_undeclared_parameters(true);
         opt.automatically_declare_parameters_from_overrides(true);
-        controller_mgr_node_ = std::make_shared<rclcpp::Node>("moveit_simple_controller_manager", opt);
+        controller_mgr_node_ = std::make_shared<rclcpp::Node>("moveit_simple_controller_manager", node_->get_namespace(), opt);
 
         auto all_params = node_->get_node_parameters_interface()->get_parameter_overrides();
         for (const auto& param : all_params)