Removed nullable type for QuantityPerUnit

Author: claudioig

NorthwindCRUD/Models/Contracts/IProduct.cs

@@ -8,7 +8,7 @@ public interface IProduct
 
         int? CategoryId { get; set; }
 
-        string? QuantityPerUnit { get; set; }
+        string QuantityPerUnit { get; set; }
 
         double? UnitPrice { get; set; }
 

NorthwindCRUD/Models/DbModels/ProductDb.cs

@@ -18,7 +18,7 @@ public class ProductDb : IProduct
 
         public CategoryDb? Category { get; set; }
 
-        public string? QuantityPerUnit { get; set; }
+        public string QuantityPerUnit { get; set; }
 
         public double? UnitPrice { get; set; }
 

NorthwindCRUD/Models/Dtos/ProductDto.cs

@@ -10,7 +10,7 @@ public class ProductDto : IProduct
 
         public int? CategoryId { get; set; }
 
-        public string? QuantityPerUnit { get; set; }
+        public string QuantityPerUnit { get; set; }
 
         public double? UnitPrice { get; set; }