LCORE-2229: Updated link to the proper tag

Author: tisnik

README.md

@@ -6,7 +6,7 @@
 [![License](https://img.shields.io/badge/license-Apache-blue)](https://github.com/lightspeed-core/lightspeed-stack/blob/main/LICENSE)
 [![made-with-python](https://img.shields.io/badge/Made%20with-Python-1f425f.svg)](https://www.python.org/)
 [![Required Python version](https://img.shields.io/python/required-version-toml?tomlFilePath=https%3A%2F%2Fraw.githubusercontent.com%2Flightspeed-core%2Flightspeed-stack%2Frefs%2Fheads%2Fmain%2Fpyproject.toml)](https://www.python.org/)
-[![Tag](https://img.shields.io/github/v/tag/lightspeed-core/lightspeed-stack)](https://github.com/lightspeed-core/lightspeed-stack/releases/tag/0.5.0)
+[![Tag](https://img.shields.io/github/v/tag/lightspeed-core/lightspeed-stack)](https://github.com/lightspeed-core/lightspeed-stack/releases/tag/0.6.0rc1)
 
 Lightspeed Core Stack (LCS) is an AI-powered assistant that provides answers to product questions using backend LLM services, agents, and RAG databases.