Semantic MediaWiki 3.2.3

Released on March 30, 2021.

Bug fix and improvements

#4849: Fixes deserialization error (SECURITY)
#4904: Fixes xdebug_is_enabled being enabled
#4927: Use "$1" in the messages on special page "Types"
Polish localisation updates for extra translatable items by indiviual community members
Localisation updates from the translatewiki.net community of translators