🩹📝 fix docs build

[burgholzer]

Description

This small PR fixes the latex docs build that was broken due to some update regarding the fontawesome package.

Checklist:

• [x] The pull request only contains commits that are related to it.
• [x] I have added appropriate tests and documentation.
• [x] I have made sure that all CI jobs on GitHub pass.
• [x] The pull request introduces no new warnings and follows the project's style guidelines.