Updated mediawiki/extensions
Project: mediawiki/extensions/Popups  7a6fdeb327f0413741b473da2825ddc6221f3aa9

Migrate to JSON i18n

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

Change-Id: I6931ff83b4358bbc55af3627f069201795700fd2