Note:
This topic has been translated from a Chinese forum by GPT and might contain errors.Original topic: webhook 配置钉钉后alertmanager报错

[TiDB Usage Environment] Production Environment / Testing / Poc
[TiDB Version] V5.0.0
[Reproduction Path] What operations were performed that caused the issue
[Encountered Issue: Issue Phenomenon and Impact]
[Resource Configuration]
[Attachments: Screenshots/Logs/Monitoring]
