Updated mediawiki/extensions
Project: mediawiki/extensions/CommunityApplications  438aa73d9be009a6f79a5976e5e34b468942c8e8

Migrate to JSON i18n

Procedure per https://www.mediawiki.org/wiki/Manual:GenerateJsonI18n.php
with shim.

Change-Id: I4e706cbd149ef03041ab0dc0a77f9455a932ada7