Update i18n shim
Update i18n shim

A performance issue was fixed in the shim(s) generated by
generateJsonI18n.php, so it needed to be updated.

Change-Id: I7a9ea189ebde60abdfe3f7019122885335af09b9

wikimedia/mediawiki-extensions-SemanticRating,wikimedia/mediawiki-extensions-SemanticRating