Updated mediawiki/extensions
Project: mediawiki/extensions/EditPageTracking  ff5dc257b62052b20306e34db6c872ee6aaca3bb

Migrate to JSON i18n

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

Change-Id: Ia781aac1b2ef545f4a2232ace2b09b28ff52f98e