Add jazzy version banner to readme (#326)

### Changelog
None

### Docs
None

### Description
Adds jazzy version banner to readme

README.md

@@ -5,6 +5,7 @@ foxglove_bridge
 [![ROS Noetic version](https://img.shields.io/ros/v/noetic/foxglove_bridge)](https://index.ros.org/p/foxglove_bridge/github-foxglove-ros-foxglove-bridge/#noetic)
 [![ROS Humble version](https://img.shields.io/ros/v/humble/foxglove_bridge)](https://index.ros.org/p/foxglove_bridge/github-foxglove-ros-foxglove-bridge/#humble)
 [![ROS Iron version](https://img.shields.io/ros/v/iron/foxglove_bridge)](https://index.ros.org/p/foxglove_bridge/github-foxglove-ros-foxglove-bridge/#iron)
+[![ROS Jazzy version](https://img.shields.io/ros/v/jazzy/foxglove_bridge)](https://index.ros.org/p/foxglove_bridge/github-foxglove-ros-foxglove-bridge/#jazzy)
 [![ROS Rolling version](https://img.shields.io/ros/v/rolling/foxglove_bridge)](https://index.ros.org/p/foxglove_bridge/github-foxglove-ros-foxglove-bridge/#rolling)
 
 High performance ROS 1 and ROS 2 WebSocket bridge using the Foxglove WebSocket protocol, written in C++.