[Cocoa] font-optical-sizing:auto doesn't set the opsz variation axis for all fonts that need it
<rdar://problem/105662167>
Pull request: https://github.com/WebKit/WebKit/pull/10354
Committed 260781@main (b2e8181dbd75): <https://commits.webkit.org/260781@main> Reviewed commits have been landed. Closing PR #10354 and removing active labels.