Add CodeQL badge

README.md

@@ -3,6 +3,7 @@
 </p>
 
 ![Lint & Test](https://github.com/naptha/tesseract.js/workflows/Node.js%20CI/badge.svg)
+![CodeQL](https://github.com/naptha/tesseract.js/workflows/CodeQL/badge.svg)
 [![Gitpod Ready-to-Code](https://img.shields.io/badge/Gitpod-ready--to--code-blue?logo=gitpod)](https://github.com/naptha/tesseract.js) 
 [![Financial Contributors on Open Collective](https://opencollective.com/tesseractjs/all/badge.svg?label=financial+contributors)](https://opencollective.com/tesseractjs) [![npm version](https://badge.fury.io/js/tesseract.js.svg)](https://badge.fury.io/js/tesseract.js)
 [![Maintenance](https://img.shields.io/badge/Maintained%3F-yes-green.svg)](https://github.com/naptha/tesseract.js/graphs/commit-activity)