Update README.md

Author: komayama

README.md

@@ -29,7 +29,7 @@ Below is the architecture diagram for the Remote MCP Server using Azure Function
 ## Prerequisites
 
 + [Python](https://www.python.org/downloads/) version 3.11 or higher
-+ [Azure Functions Core Tools](https://learn.microsoft.com/azure/azure-functions/functions-run-local?pivots=programming-language-python#install-the-azure-functions-core-tools)
++ [Azure Functions Core Tools](https://learn.microsoft.com/azure/azure-functions/functions-run-local?pivots=programming-language-python#install-the-azure-functions-core-tools) >= `4.0.7030`
 + [Azure Developer CLI](https://aka.ms/azd)
 + To use Visual Studio Code to run and debug locally:
   + [Visual Studio Code](https://code.visualstudio.com/)