Updated mediawiki/extensions
Project: mediawiki/extensions/VisualEditor  f343207c3f9ae4e86d54357bf2d0df138c650a0c

Fix buildi18n-json.sh to be consistent with TWN's build scripts

Use spaces instead of tabs, and don't put a newline at the end
of the file.

Change-Id: Ice8dcec18acd9370e6885dd863a920ad779e0248