[docs-infra] Missing form label react-simple-code-editor

[oliviertassinari]

Steps to reproduce

The issue, reports from WAVE:

https://mui.com/material-ui/react-button/

This needs to be fixed in https://github.com/react-simple-code-editor/react-simple-code-editor. This is important because it creates noise on the page. It makes it harder for developers to spot and fix these issues, it also diminishes our credibility as crafting high-quality components

Current behavior

No response

Expected behavior

No response

Context

No response

Your environment

npx @mui/envinfo

``` Don't forget to mention which browser you used. Output from `npx @mui/envinfo` goes here. ```

Search keywords: react-simple-code-editor

[oliviertassinari]

To be fair, the same dependency creates this noise issue as well:

https://validator.w3.org/nu/?doc=https%3A%2F%2Fmui.com%2Fmaterial-ui%2Freact-button%2F