update branches in README

Author: mikeferguson

README.md

@@ -8,13 +8,12 @@ Note: openni2_camera supports xtion devices, but not kinects. For using a kinect
 ## Contribution
 
 Branching:
-- ROS1:
-   - Latest: [ros1](https://github.com/ros-drivers/openni2_camera/tree/ros1)
-   - For ROS [Jade](http://wiki.ros.org/jade), [Indigo](http://wiki.ros.org/indigo) or earlier: [indigo-devel](https://github.com/ros-drivers/openni2_camera/tree/indigo-devel)
 - ROS2:
-   - The [ros2](https://github.com/ros-drivers/openni2_camera/tree/ros2) branch supports Jazzy and later
+   - The [ros2](https://github.com/ros-drivers/openni2_camera/tree/ros2) branch supports Rolling
+   - The [ros2](https://github.com/ros-drivers/openni2_camera/tree/jazzy) branch supports Jazzy and Kilted
    - The [iron](https://github.com/ros-drivers/openni2_camera/tree/iron) branch supports Humble to Iron
    - openni2_launch has NOT been ported yet
+- ROS1: [ros1](https://github.com/ros-drivers/openni2_camera/tree/ros1) branch (no longer maintained)
 
 ## Developer document
    - [docs.ros.org/openni2_launch](http://docs.ros.org/en/melodic/api/openni2_launch/html/)