bug: Dragging when Reordering doesn't auto-scroll down

### Prerequisites

- [x] I have read the [Contributing Guidelines](https://github.com/ionic-team/ionic-framework/blob/main/docs/CONTRIBUTING.md#creating-an-issue).
- [x] I agree to follow the [Code of Conduct](https://ionicframework.com/code-of-conduct).
- [x] I have searched for [existing issues](https://github.com/ionic-team/ionic-framework/issues) that already report this problem, without success.

### Ionic Framework Version

v8.x

### Current Behavior

https://github.com/ionic-team/ionic-framework/issues/12769

I am simply requoting this bug, holy moly, 8 years and this simple feature does not exist??

### Expected Behavior

https://github.com/ionic-team/ionic-framework/issues/12769

### Steps to Reproduce

https://github.com/ionic-team/ionic-framework/issues/12769

### Code Reproduction URL

https://github.com/ionic-team/ionic-framework/issues/12769

### Ionic Info

https://github.com/ionic-team/ionic-framework/issues/12769

### Additional Information

https://github.com/ionic-team/ionic-framework/issues/12769

Start by reading the referenced issue #12769, which is used for the current behavior, expected behavior, and reproduction details. Trace the Ionic reorder component from that report and confirm the fix against the linked reproduction; done means dragging an item downward causes the list to auto-scroll.

Scritto dal modello di indicizzazione a partire dal testo della issue.