Update readme.md

Author: oomaroo02

ai/gen-ai-agents/csvpdf_analyzer/readme.md

@@ -42,8 +42,7 @@ key_file=~/.oci/oci_api_key.pem
 2. Start the Chatbot
 
 Streamlit UI  
-```streamlit run assistant_ui_langgraph.py
-```
+streamlit run assistant_ui_langgraph.py
 
 You will see a full chat interface with support for uploading CSVs and PDFs, asking questions, and receiving answers backed by the AI Agent (csv_analyzer_agent.py).