Update rag.md

Author: mich-elle-luna

content/develop/get-started/rag.md

@@ -69,3 +69,7 @@ In summary, Redis offers a powerful and efficient platform for implementing RAG.
 - [RAG with Redis and SpringAI](https://redis.io/blog/building-a-rag-application-with-redis-and-spring-ai/)
 - [Build a multimodal RAG app with LangChain and Redis](https://redis.io/blog/explore-the-new-multimodal-rag-template-from-langchain-and-redis/)
 - [Get hands-on with advanced Redis AI Recipes](https://github.com/redis-developer/redis-ai-resources)
+
+## Continue learning with Redis University
+
+See the [Vector Advanced Topics course](https://university.redis.io/course/i3fv2hbhqnpni8) course for modules.