Update CI badge to Bazel Tests

Author: williamfiset

README.md

@@ -1,5 +1,5 @@
 [![License: MIT](https://img.shields.io/badge/License-MIT-yellow.svg)](https://opensource.org/licenses/MIT)
-![Java CI with Gradle](https://github.com/williamfiset/Algorithms/workflows/Java%20CI%20with%20Gradle/badge.svg)
+[![Bazel Tests](https://github.com/williamfiset/Algorithms/actions/workflows/main.yml/badge.svg)](https://github.com/williamfiset/Algorithms/actions/workflows/main.yml)
 ![README Checker](https://github.com/williamfiset/Algorithms/workflows/README%20URL%20Checker/badge.svg)
 [![Donate](https://img.shields.io/badge/Donate-PayPal-green.svg)](https://www.paypal.com/donate?hosted_button_id=JUP2HZ6JUPB5C)