FontFace doc: sizeAdjust is missing

### MDN URL

https://developer.mozilla.org/en-US/docs/Web/API/FontFace

### What specific section or headline is this issue about?

Instance Properties https://developer.mozilla.org/en-US/docs/Web/API/FontFace#instance_properties

### What information was incorrect, unhelpful, or incomplete?

`sizeAdjust` is missing

### What did you expect to see?

description of the `sizeAdjust` property

It does exist, see

### Do you have any supporting links, references, or citations?

_No response_

### Do you have anything more you want to share?

_No response_

### MDN metadata

Page report details

* Folder: `en-us/web/api/fontface`
* MDN URL: https://developer.mozilla.org/en-US/docs/Web/API/FontFace
* GitHub URL: https://github.com/mdn/content/blob/main/files/en-us/web/api/fontface/index.md
* Last commit: https://github.com/mdn/content/commit/f216422c99b6c7014e398803b70600501bce8a48
* Document last modified: 2024-10-16T05:12:45.000Z