Update flarum.json.
Update flarum.json.

Luceos/flarum-french,L33tSheep/flarum,milescellar/flarum-ext-french,Luceos/flarum-french,L33tSheep/flarum,Yggdrasil-dono/flarum,milescellar/flarum-ext-french,Yggdrasil-dono/flarum,milescellar/flarum-ext-french