revert(apis): supprimer le cast repo.save inutile

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Co-Authored-By: Claude <noreply@anthropic.com>
Co-Authored-By: Happy <yesreply@happy.engineering>

back/src/modules/apis/apis.service.ts

@@ -51,7 +51,7 @@ export class ApisService {
       contactTechnicalEntity: dto.contactTechnicalEntity,
       contactTechnicalEmail: dto.contactTechnicalEmail,
     });
-    const saved = await this.repo.save(entity) as ApiEntryEntity;
+    const saved = await this.repo.save(entity);
     return toApiEntry(saved);
   }