updated readme with public instance link

Signed-off-by: Sean P. Goggins <gogginss@missouri.edu>

README.md

@@ -1,5 +1,7 @@
 # Augur NEW Release v0.60.5
 
+CHECK out Augur's Public Instance at https://ai.chaoss.io 
+
 [![first-timers-only](https://img.shields.io/badge/first--timers--only-friendly-blue.svg?style=flat-square)](https://www.firsttimersonly.com/) We follow the [First Timers Only](https://www.firsttimersonly.com/) philosophy of tagging issues for first timers only, and walking one newcomer through the resolution process weekly. [You can find these issues tagged with "first timers only" on our issues list.](https://github.com/chaoss/augur/labels/first-timers-only).
 
 [![standard-readme compliant](https://img.shields.io/badge/standard--readme-OK-green.svg?style=flat-square)](https://github.com/RichardLitt/standard-readme) [![Build Docker images](https://github.com/chaoss/augur/actions/workflows/build_docker.yml/badge.svg)](https://github.com/chaoss/augur/actions/workflows/build_docker.yml) [![Hits-of-Code](https://hitsofcode.com/github/chaoss/augur?branch=main)](https://hitsofcode.com/github/chaoss/augur/view?branch=main) [![CII Best Practices](https://bestpractices.coreinfrastructure.org/projects/2788/badge)](https://bestpractices.coreinfrastructure.org/projects/2788)