[openstreetmap/openstreetmap-website] Add updated authentication logos (#2960)

[Mxdanger]

> Is going SVG only safe from a compatibility point of view? Everywhere where we have used SVG to date we have done so using a `picture` element with a PNG fallback.

Going SVG only is very safe from a compatibility point of view. Browsers support for SVG is [99.82% on desktop and 100% on mobile](https://caniuse.com/svg). There's just no practical reason to need the fallback method as that would mean needing to maintain both the vector and raster image.

-- 
You are receiving this because you are subscribed to this thread.
Reply to this email directly or view it on GitHub:
https://github.com/openstreetmap/openstreetmap-website/pull/2960#issuecomment-730176113
-------------- next part --------------
An HTML attachment was scrubbed...
URL: <http://lists.openstreetmap.org/pipermail/rails-dev/attachments/20201118/e157fd2e/attachment-0001.htm>