Updated mediawiki/extensions
Project: mediawiki/extensions/Gadgets  5d28ca240d2d5f837ea473d7bec200114c546dd6

Migrate to JSON i18n

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

Change-Id: I1cc79cf4bade15ba469f5c407604416b85b74731