Small documentation fixes

[TimothyGu]

Status

READY

Description

Two small fixes to the documentation, one typo and one restoring hyperref links to some references.

Todos

• Tests added to cover new/fixed functionality
• [x] Documentation if necessary
• Code follows expl3 style guidelines

Minimal example demonstrating the new/fixed functionality

Build the documentation

[wspr]

Sorry for the slow reply. Many thanks! Much appreciated. I've rebased this into my working branch manually.