adds Training Site Reliability Engineers report

https://landing.google.com/sre/resources/practicesandprocesses/training-site-reliability-engineers/

README.md

@@ -149,6 +149,7 @@ Contributions are always welcome!
 * [How to get started with site reliability engineering (SRE)](https://www.oreilly.com/ideas/how-to-get-started-with-site-reliability-engineering-sre)
 * [Duties of a Site Reliability Engineering Manager](https://victorops.com/blog/duties-of-a-site-reliability-engineering-manager)
 * [Designing distributed systems using NALSD flashcards](https://cloud.google.com/blog/products/management-tools/sre-principles-and-flashcards-to-design-nalsd)
+* [Training Site Reliability Engineers: What Your Organization Needs to Create a Learning Program] (
 
 ## Books
 * [Practical Linux Infrastructure](https://www.apress.com/us/book/9781484205129)