Button not showing up anymore with featured talks

[PierreMarchand20]

I tried to update my old academic site to the last versions, following all the updates one by one, but I guess I missed something. Buttons are not showing up on featured talks (now events) like it did. Before:

after:

Even if the buttons are well-defined since I can see them after clicking on it:

You can find my current site here : https://pierremarchand.netlify.app and the one where I tried to update it here : https://deploy-preview-1--pierremarchand.netlify.app with the GitHub repo here: https://github.com/PierreMarchand20/personal_webpage. I really tried to follow every step, I did the update about talks becoming events like suggested in the release updates.

[PierreMarchand20]

This is fixed with e04ccf7 .