refactor: drop unused logger/logging (#1926)

examples/servers/simple-auth/mcp_simple_auth/simple_auth_provider.py

@@ -8,7 +8,6 @@ This is not a production-ready implementation.
 
 """
 
-import logging
 import secrets
 import time
 from typing import Any
@@ -29,8 +28,6 @@ from mcp.server.auth.provider import (
 )
 from mcp.shared.auth import OAuthClientInformationFull, OAuthToken
 
-logger = logging.getLogger(__name__)
-
 
 class SimpleAuthSettings(BaseSettings):
     """Simple OAuth settings for demo purposes."""