Intention:
Use the (used) On other sites feature of the MultimediaViewer where a file is used in the user namespace

Steps to Reproduce:

1. Go to https://sv.wikipedia.org/wiki/Von_Ahnska_magasinet?uselang=en#mediaviewer/Fil:Von_Ahnska_magasinet_2.jpg
2. Scroll down to (used) On other sites
3. Click on "Boberger/Arbetsbänk 01"

Actual Results:
The link takes you to https://en.wikipedia.org/wiki/Användare:Boberger/Arbetsbänk_01 ("Användare" being the User namespace on sv.wp)

Expected Results:
The link should take you to https://en.wikipedia.org/wiki/User:Boberger/Arbetsbänk_01

Reproducible: Always

Version: unspecified
Severity: normal
URL: https://sv.wikipedia.org/wiki/Von_Ahnska_magasinet?uselang=en#mediaviewer/Fil:Von_Ahnska_magasinet_2.jpg