fix: 小修

src/plugins/chat/bot.py

@@ -17,7 +17,6 @@ from .relationship_manager import relationship_manager
 from .storage import MessageStorage
 from .utils import is_mentioned_bot_in_message
 from .utils_image import image_path_to_base64
-from .utils_user import get_user_nickname, get_user_cardname
 from ..willing.willing_manager import willing_manager  # 导入意愿管理器
 from ..message import UserInfo, GroupInfo, Seg