Invalid, the computations are correct, when taker close a bid offer, of type `Bid` represented in their stock, the offerType of maker must be that of `Ask` as seen [here](https://github.com/Cyfrin/2024-08-tadle/blob/04fd8634701697184a3f3a5558b41c109866e5f8/src/core/PreMarkets.sol#L137-L139) when the offer is created. In which `(_offerType == OfferType.Ask && _isMaker) ` will result in the following computations performed as seen [here](https://github.com/Cyfrin/2024-08-tadle/blob/04fd8634701697184a3f3a5558b41c109866e5f8/src/libraries/OfferLibraries.sol#L44-L51), so the collateral will be refunded appropriately,
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