Also exlcude ign_ packages

Author: christophfroehlich

.github/workflows/build_and_publish_rhel_docker.yaml

@@ -89,6 +89,6 @@ jobs:
     with:
       ros_distro: ${{ matrix.ROS_DISTRO }}
       target_workspace: ros_controls.${{ matrix.ROS_DISTRO }}.repos
-      skip_packages_regex: '^mujoco_ros2_control.*$|^gz_ros2_control.*$|^ros2_control_demo_example_9$|^ros2_control_demos$'
+      skip_packages_regex: '^mujoco_ros2_control.*$|^gz_ros2_control.*$|^ros2_control_demo_example_9$|^ros2_control_demos$|^ign_ros2_control.*$'
       ref_for_scheduled_build: master
       docker_image_tag_suffix: ${{ format('-pr-{0}', github.event.pull_request.number) }}