Updated mediawiki/extensions
Project: mediawiki/extensions/SocialLogin  d3ff1d9e61585e463f6c3544f75dc976be55cf0c

Migrate to JSON i18n

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

Change-Id: I6d04ca9d0f90c25e3de90aa415e0a85fc5d45c87