fix: add file-redirection example for JSON stdin mode in mcp_cli_tools_prompt (#29649)#29653

pelikhan merged 1 commit intomaingithub/gh-aw:mainfrom

copilot/fix-mcp-to-cli-stdin-json-parsinggithub/gh-aw:copilot/fix-mcp-to-cli-stdin-json-parsingCopy head branch name to clipboard