Debian Buster (10) is soon EOL so Wikispore servers will need to be replaced with ones based on Bullseye (11) or (preferably) Bookworm (12). See: https://wikitech.wikimedia.org/wiki/News/Buster_deprecation
Requires T319167: [EPIC] Upgrade MediaWiki-Vagrant to Debian Bullseye or T365935: [EPIC] Upgrade MediaWiki-Vagrant to Debian Bookworm.
Previous migration: T321968: Rebuild Wikispore Vagrant box on Buster