Added new DTO for set article method

lib/dto/set_article_amount_request.g.dart

@@ -0,0 +1,25 @@
+// GENERATED CODE - DO NOT MODIFY BY HAND
+
+part of 'set_article_amount_request.dart';
+
+// **************************************************************************
+// JsonSerializableGenerator
+// **************************************************************************
+
+SetArticleAmountRequestDTO _$SetArticleAmountRequestDTOFromJson(
+  Map<String, dynamic> json,
+) => SetArticleAmountRequestDTO(
+  articleId: json['article_id'] as String,
+  deliveryId: json['delivery_id'] as String,
+  amount: (json['amount'] as num).toInt(),
+  reason: json['reason'] as String?,
+);
+
+Map<String, dynamic> _$SetArticleAmountRequestDTOToJson(
+  SetArticleAmountRequestDTO instance,
+) => <String, dynamic>{
+  'delivery_id': instance.deliveryId,
+  'amount': instance.amount,
+  'article_id': instance.articleId,
+  'reason': instance.reason,
+};