The issue that the CollectionChanged event raised from ObservableCollection changes with ReadOnlyReactiveCollection

[runceel]

#177

Current behavior

Code

var c = new ObservableCollection<string>();
var rc = c.ToReadOnlyReactiveCollection();
((INotifyCollectionChanged)rc).CollectionChanged += (_, e) =>
{
    Console.WriteLine($"{e.Action}");
};

c.Add("a");
c.Add("b");
c.Add("c");
c.Move(0, 1);

Output

Add
Add
Add
Remove
Add

Expected output

Add
Add
Add
Move