The latest version of Chrome and Safari support `hr` elements as children of `select` elements, and the HTML spec has been updated – but React warns about this as it used to be invalid HTML.

- https://developer.chrome.com/blog/hr-in-select
- https://webkit.org/blog/14445/webkit-features-in-safari-17-0/#:~:text=Horizontal%20rules%20inside%20select%20elements
- https://html.spec.whatwg.org/#the-select-element-2:~:text=Zero%20or%20more%20option%2C%20optgroup%2C%20hr%2C%20and%20script%2Dsupporting%20elements.
- https://html.spec.whatwg.org/#the-select-element-2:~:text=Occasionally%20it%20can%20be%20useful%20to%20have%20a%20separator%3A

<img width="800" height="811" src="https://wd.imgix.net/image/HodOHWjMnbNw56hvNASHWSgZyAf2/55LrQnjhGNU5h22nq2PK.jpg?auto=format" 
 alt="Screenshot of before and after with hr in select. The after image has dividers between groups.">

React version: `18.2.0`

## Steps To Reproduce

1. Add a `hr` element as a child of `select`

## The current behavior

`Warning: validateDOMNesting: <hr> cannot appear as a child of <select>`


## The expected behavior

No `validateDOMNesting` warning.

'aside',
  'base',
  'basefont',
  'bgsound',
  'blockquote',
  'body',
  'br',
  'button',
  'caption',
  'center',
  'col',
  'colgroup',
  'dd',
  'details',
  'dir',
  'div',
  'dl',
  'dt',
  'embed',
  'fieldset',
  'figcaption',
  'figure',
  'footer',
  'form',
  'frame',
  'frameset',
  'h1',
  'h2',
  'h3',
  'h4',