Update donate.torproject.org link preview / share card contents for YEC 2023
Note: this is not an emergency.
The https://donate.torproject.org link previews generated by social sites / messaging apps use the previous year's campaign imagery and copy.
See example of how a Mastodon client generates the link preview:
Here's what we want the link preview to contain:
- Image: https://blog.torproject.org/2023-fundraiser-make-a-donation-to-Tor/yec-quote-blog.png
- Title: Donate to the Tor Project
- Subtitle: If you value privacy, support Tor