Add build badges to README

Author: John J. Aylward

README.md

@@ -7,6 +7,8 @@ JSON in Java [package org.json]
 ===============================
 
 [![Maven Central](https://img.shields.io/maven-central/v/org.json/json.svg)](https://mvnrepository.com/artifact/org.json/json)
+[![Java CI with Maven](https://github.com/stleary/JSON-java/actions/workflows/pipeline.yml/badge.svg)](https://github.com/stleary/JSON-java/actions/workflows/pipeline.yml)
+[![CodeQL](https://github.com/stleary/JSON-java/actions/workflows/codeql-analysis.yml/badge.svg)](https://github.com/stleary/JSON-java/actions/workflows/codeql-analysis.yml)
 
 **[Click here if you just want the latest release jar file.](https://search.maven.org/remotecontent?filepath=org/json/json/20231013/json-20231013.jar)**