Update README.md

Author: lauromueller

README.md

@@ -6,6 +6,7 @@ This repository is part of my Docker and Kubernetes full course! Check right bel
 
 **Check my other courses:**
 
+- 👉 The Definitive Helm Course: From Beginner to Master - https://www.lauromueller.com/courses/definitive-helm-course
 - 👉 Mastering Terraform: From Beginner to Expert - https://www.lauromueller.com/courses/mastering-terraform
 - 👉 Mastering GitHub Actions: From Beginner to Expert - https://www.lauromueller.com/courses/mastering-github-actions
 - 👉 Write better code: 20 code smells and how to get rid of them - https://www.lauromueller.com/courses/writing-clean-code