Issue rendering span in index

[tomcollins]

This appears to be caused by a change to hugo.

We use "latest" in the github action.

I was able to reproduce locally after upgrading hugo from 0.110.0 -> 0.120.4.

[devonwhale]

Just for reference, this has been unpinned in PR #37 as we were starting to run into compatibility issues with Hugo and newer versions of PaperMod. The latest version of Hugo doesn't have the issue this pin was used to prevent