Update Footer (copyright and validator donate sections)#442

Merged

ylafon merged 2 commits intomainfrom

Mar 19, 2025

Commits on Mar 18, 2025

Update copyright section using the English one from the W3C website
vivienlacourba
committed
Update pages that were still linking to the legacy https://www.w3.org/Consortium/supporters page
vivienlacourba
committed