Create core.ref.posts reused translation to replace multiple occurences
Create core.ref.posts reused translation to replace multiple occurences

https://github.com/flarum/lang-english/commit/0b88cd800f096b1ed74150d22f8951bd05efb6fd

realodix/flarum-ext-indonesian,realodix/flarum-indonesian,realodix/flarum-ext-indonesian,realodix/flarum-indonesian