Action for collection based on a contract for assignment of quotas. Dismissal, ex officio, of the case due to the existence of an arbitration clause in the contract. Defendants who must bear the "delay costs, pursuant to Article 267, §3º [of the Code of Civil Procedure]" because "they did not raise, in their answer, the preliminary objection of the existence of the arbitration clause." Claimant who, in theory, would be liable for the payment of attorneys' fees, but is relieved of such obligation since "the final part of Article 22 of the procedural statute applies here, which provides for the forfeiture of attorneys' fees by the negligent defendant, even if successful in the dispute":