Resolve logical border colors in :visited using the :link's writing mode instead of :visited's one see Chromium's fast/css/logical-box-border-color-visited-link-003.html
<rdar://problem/70578939>
Note that's what Chromium and Firefox do, but the CSSWG hasn't resolved what should happen: https://github.com/w3c/csswg-drafts/issues/2844