Add link to our AI/ML course

Signed-off-by: David A. Wheeler <dwheeler@dwheeler.com>

Author: david-a-wheeler

docs/lfd121.md

@@ -5655,6 +5655,10 @@ as a dangerous trap for the unwary
 Again, don't blindly trust AI systems to write code; take steps such as
 carefully checking their results.
 
+Today, most software development uses AI, and that's an important topic in its own right.
+Once you complete this course, we encourage you to take the companion course
+[Secure AI/ML-Driven Software Development (LFEL1012)](https://training.linuxfoundation.org/express-learning/secure-ai-ml-driven-software-development-lfel1012/).
+
 Now let's discuss how to build more secure software systems that *use* ML.
 Building ML systems often involve several processes, namely
 training, testing, and inference. Inference is when the ML system is being