Fix namespace (#1)

* Fix NS

* .

src-examples/ProxyInterfaceConsumerViaNuGet/Person.cs

@@ -26,9 +26,11 @@ namespace ProxyInterfaceConsumer
             return 600;
         }
 
-        public void AddAddress(Address a)
+        public Address AddAddress(Address a)
         {
             AddressesDict.Add($"{AddressesDict.Count}", a);
+
+            return a;
         }
 
         public void Void()

src-examples/ProxyInterfaceConsumerViaNuGet/Program.cs

@@ -16,7 +16,9 @@ namespace ProxyInterfaceConsumer
             p.Name = "test";
             var ap = new AddressProxy(new Address { HouseNumber = 42 });
             p.Address = ap;
-            p.AddAddress(ap);
+            var add = p.AddAddress(ap);
+            Console.WriteLine("add = " + JsonSerializer.Serialize(add, JsonSerializerOptions));
+
             p.AddAddress(new AddressProxy(new Address { HouseNumber = 1000 }));
 
             Console.WriteLine(JsonSerializer.Serialize(p, JsonSerializerOptions));