fix( parsing no delivery option)

cg/apps/orderform/excel_orderform_parser.py

@@ -178,7 +178,8 @@ def get_data_delivery(self) -> str:
         """Determine the order_data delivery type"""
 
         data_delivery: str = self.parse_data_delivery()
-
+        if data_delivery == "no_delivery":
+            return DataDelivery.NO_DELIVERY
         try:
             return DataDelivery(data_delivery)
         except ValueError as error:
@@ -188,7 +189,6 @@ def parse_data_delivery(self) -> str:
         data_deliveries: set[str] = {
             sample.data_delivery or self.NO_VALUE for sample in self.samples
         }
-
         if len(data_deliveries) > 1:
             raise OrderFormError(f"mixed 'Data Delivery' types: {', '.join(data_deliveries)}")
 
@@ -234,4 +234,5 @@ def parse_orderform(self, excel_path: str) -> None:
     @staticmethod
     def _transform_data_delivery(data_delivery: str) -> str:
         """Transforms the data-delivery parsed in the excel file, to the ones used in cg"""
+
         return data_delivery.lower().replace(" + ", "-").replace(" ", "_")