The link to special site link for wikivoyage site links from item view is as such:
Special:SetSiteLink/q9/en/enwikivoyage
Version: master
Severity: major
The link to special site link for wikivoyage site links from item view is as such:
Special:SetSiteLink/q9/en/enwikivoyage
Version: master
Severity: major
for reference: this was broken by the following commit:
https://gerrit.wikimedia.org/r/#/c/72711/
Change 78229 had a related patch set uploaded by Tobias Gritschacher:
Fix edit-links to Special:SetSiteLink