Try changing the ICustomQueryInterface implementation to always return NotHandled instead of Failed to defer back to the ComWrappers impl. (#111978)

Author: jkoritzinsky

src/tests/Interop/COM/ComWrappers/API/Program.cs

@@ -1121,7 +1121,7 @@ CustomQueryInterfaceResult ICustomQueryInterface.GetInterface(ref Guid iid, out
                     }
                 }
 
-                return CustomQueryInterfaceResult.Failed;
+                return CustomQueryInterfaceResult.NotHandled;
             }
         }
     }