fixed a typo (#562)

Author: MKhalusova

examplecode/tools/mcp.mdx

@@ -294,7 +294,7 @@ You are now ready to start coding.
         - `"workflow"` must match the value that you set in `mcp = FastMCP("workflow" ...` in the `workflow.py` file.
         - "Absolute path to" `uv` must be the absolute path to the `uv` executable on your local machine.
         - "Absolute path to project directory" must be the absolute path to the project directory.
-        - `mcp_unstructured-demo` must match the name of the project directory that you created.
+        - `mcp-unstructured-demo` must match the name of the project directory that you created.
         - `"workflow.py"` must match the name of the Python file that you created for the MCP server.
 
         For macOS or Linux: