Fix ruff format: single-line warning log message

Co-authored-by: Copilot <223556219+Copilot@users.noreply.github.com>

Author: rameshreddy-adutla

src/mcp/server/streamable_http_manager.py

@@ -272,10 +272,7 @@ async def run_server(*, task_status: TaskStatus[None] = anyio.TASK_STATUS_IGNORE
             # Unknown or expired session ID - return 404 per MCP spec
             # TODO: Align error code once spec clarifies
             # See: https://github.com/modelcontextprotocol/python-sdk/issues/1821
-            logger.warning(
-                f"Rejected request with unknown or expired session ID: "
-                f"{request_mcp_session_id}"
-            )
+            logger.warning(f"Rejected request with unknown or expired session ID: {request_mcp_session_id}")
             error_response = JSONRPCError(
                 jsonrpc="2.0",
                 id=None,