Clicking on members on at an event links to a different member

One-sentence description

Clicking a first year member in the event registrations leads to the profile of a different member

Current behaviour

Clicking a first year member in the event registrations leads to the profile of a different member

Expected behaviour

Clicking a first year member in the event registrations leads to the profile of the clicked member

Steps to reproduce

1. Go to https://thalia.nu/events/212/
2. Click on a first year member(For example Hylke Postma)
3. You go to the profile of Matthias Eisenlohr