373b8a2139
See https://meta.discourse.org/t/api-post-to-posts-json-inconsistent-between-users/118571 for more info. This commit removes a 5 year old temporary fix that is no longer needed. https://github.com/discourse/discourse/commit/bc1824a6ed28bc9d5b75a561a00acde17fed6b7b#diff-d8c648926664f849aec050757bfcb6f9R72 The web interface uses category_id when creating a topic so I think we should unify on category_id when using the api.