archwiki: Update to 1.42.1-2

This contains fixes to the ArchLinux extension for MediaWiki 1.42.

/cc @archlinux/teams/wiki/admins

assigned to @gromit

requested review from @gromit

added 3 commits

• 7d70b5e8...02bc3a9b - 2 commits from branch archlinux:master
• fccb3e76 - archwiki: Update to 1.42.1-2

Compare with previous version

approved this merge request

deployed

mentioned in commit b77dcba2

merged manually