配置项custom.renderItem.return_text.style.fill部分文档有误

[Ling310]

Version

4.7.0-rc.1

Steps to reproduce

文档中，配置项custom.renderItem.return_text.style的fill和stroke不起效。应该同zrender，改为textFill和textStroke。

What is expected?

将fill和stroke改为textFill和textStroke

What is actually happening?

文档写错了

[github-actions]

This issue has been automatically marked as stale because it did not have recent activity. It will be closed in 7 days if no further activity occurs. If you wish not to mark it as stale, please leave a comment in this issue.

[github-actions]

This issue has been automatically closed because it did not have recent activity. If this remains to be a problem with the latest version of Apache ECharts, please open a new issue and link this to it. Thanks!