refactor: move inline imports to module level (#1893)

tests/client/test_logging_callback.py

@@ -3,6 +3,7 @@ from typing import Any, Literal
 import pytest
 
 import mcp.types as types
+from mcp.server.fastmcp import FastMCP
 from mcp.shared.memory import (
     create_connected_server_and_client_session as create_session,
 )
@@ -23,8 +24,6 @@ class LoggingCollector:
 
 @pytest.mark.anyio
 async def test_logging_callback():
-    from mcp.server.fastmcp import FastMCP
-
     server = FastMCP("test")
     logging_collector = LoggingCollector()