Updated mediawiki/extensions
Project: mediawiki/extensions/ConfirmAccount  d99b07a6792e5cc67c28f304dddaf11d32db9348

Migrate to JSON i18n

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

Change-Id: I3c1757135b6daff318618b5b1ae2b6fe696ff7e2