Updated mediawiki/extensions
Project: mediawiki/extensions/ApprovedRevs  c78f0c2b7d9210cf08e62b3473943fbd0e4cc463

Migrate to JSON i18n

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

Change-Id: I4a1f1348ba5bfe1e241cf447c474f9c6700777c3