### Version 5.3.2 ### Link to Minimal Reproduction https://codepen.io/lixm9881/pen/vYwgREo ### Steps to Reproduce 图例的数据包含html标签时，鼠标移至图例上内容被解析成html，如截图所示：   ### Current Behavior 图例数据被解析成html ### Expected Behavior 期望可正常展示图例数据，不被解析 ### Environment ```markdown - OS: - Browser: - Framework: ``` ### Any additional comments? 附已被关闭的issue链接：https://github.com/apache/echarts/issues/19988
Version
5.3.2
Link to Minimal Reproduction
https://codepen.io/lixm9881/pen/vYwgREo
Steps to Reproduce
图例的数据包含html标签时，鼠标移至图例上内容被解析成html，如截图所示：
Current Behavior
图例数据被解析成html
Expected Behavior
期望可正常展示图例数据，不被解析
Environment
Any additional comments?
附已被关闭的issue链接：#19988