Change Trino book URL in README

Author: ebyhr

README.md

@@ -1,6 +1,6 @@
 [![Build Status](https://github.com/trinodb/trino-python-client/workflows/ci/badge.svg)](https://github.com/trinodb/trino-python-client/actions?query=workflow%3Aci+event%3Apush+branch%3Amaster)
 [![Trino Slack](https://img.shields.io/static/v1?logo=slack&logoColor=959DA5&label=Slack&labelColor=333a41&message=join%20conversation&color=3AC358)](https://trino.io/slack.html)
-[![Presto: The Definitive Guide book download](https://img.shields.io/badge/Presto%3A%20The%20Definitive%20Guide-download-brightgreen)](https://www.starburstdata.com/oreilly-presto-guide-download/)
+[![Trino: The Definitive Guide book download](https://img.shields.io/badge/Trino%3A%20The%20Definitive%20Guide-download-brightgreen)](https://www.starburst.io/info/oreilly-trino-guide/)
 
 # Introduction