Add language line for file validation rule. (#83)
Add language line for file validation rule. (#83)

See: https://github.com/laravel/laravel/commit/cd032040441787c827aa07c428ae753281b685df
FlarumChina/flarum-ext-simplified-chinese-pro,ogioncz/flarum-ext-czech,gtugablue/flarum-ext-portuguese,flarum/flarum-ext-english,flarum/english,FlarumChina/flarum-ext-simplified-chinese-pro,raweba/flarum-ext-danish,ogioncz/flarum-ext-czech,balkanje/flarum-ext-bosnian1