增加了event_handler修改内容的方法

src/chat/frequency_control/frequency_control.py

@@ -1,9 +1,8 @@
 import time
-from typing import Optional, Dict, List
+from typing import Optional, Dict
 from src.plugin_system.apis import message_api
 from src.chat.message_receive.chat_stream import ChatStream, get_chat_manager
 from src.common.logger import get_logger
-from src.config.config import global_config
 from src.chat.frequency_control.talk_frequency_control import get_config_base_talk_frequency
 from src.chat.frequency_control.focus_value_control import get_config_base_focus_value