Updated mediawiki/extensions
Project: mediawiki/extensions/ClickTracking  40f51c19ae48222e52815e9d4df0921cfdbd4576

Migrate to JSON i18n

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

Change-Id: I325193fe427b7b5c04a7422194f333459e6380a2