Update notebooks index readme file [skip ci]

Author: github-actions[bot]

notebooks/README.md

@@ -60,6 +60,7 @@
 - [Magika: AI powered fast and efficient file type identification using OpenVINO](./magika-content-type-recognition/magika-content-type-recognition.ipynb)
 - [Create a RAG system using OpenVINO and LlamaIndex](./llm-rag-llamaindex/llm-rag-llamaindex.ipynb)
 - [Create a RAG system using OpenVINO and LangChain](./llm-rag-langchain/llm-rag-langchain.ipynb)
+- [Create a RAG system using OpenVINO GenAI and LangChain](./llm-rag-langchain/llm-rag-langchain-genai.ipynb)
 - [LLM Instruction-following pipeline with OpenVINO](./llm-question-answering/llm-question-answering.ipynb)
 - [Create an LLM-powered Chatbot using OpenVINO](./llm-chatbot/llm-chatbot.ipynb)
 - [Create an LLM-powered Chatbot using OpenVINO Generate API](./llm-chatbot/llm-chatbot-generate-api.ipynb)
@@ -250,6 +251,7 @@
 - [Magika: AI powered fast and efficient file type identification using OpenVINO](./magika-content-type-recognition/magika-content-type-recognition.ipynb)
 - [Create a RAG system using OpenVINO and LlamaIndex](./llm-rag-llamaindex/llm-rag-llamaindex.ipynb)
 - [Create a RAG system using OpenVINO and LangChain](./llm-rag-langchain/llm-rag-langchain.ipynb)
+- [Create a RAG system using OpenVINO GenAI and LangChain](./llm-rag-langchain/llm-rag-langchain-genai.ipynb)
 - [LLM Instruction-following pipeline with OpenVINO](./llm-question-answering/llm-question-answering.ipynb)
 - [Create an LLM-powered Chatbot using OpenVINO](./llm-chatbot/llm-chatbot.ipynb)
 - [Create an LLM-powered Chatbot using OpenVINO Generate API](./llm-chatbot/llm-chatbot-generate-api.ipynb)