[UnifiedPDF] (regression) Rotated (landscape) pages are drawn not-rotated
<rdar://problem/118940171>
Pull request: https://github.com/WebKit/WebKit/pull/21060
Committed 271297@main (62d501481861): <https://commits.webkit.org/271297@main> Reviewed commits have been landed. Closing PR #21060 and removing active labels.