Description

When renaming a block if I hit delete to backspace and change some text, the entire block is deleted.

Step-by-step reproduction instructions

1. Open the block editor
2. Add a block and rename it in the list view
3. Type a few letters and then hit delete to backspace

Screenshots, screen recording, code snippet

Environment info

• Gutenberg 18.3.0

Please confirm that you have searched existing issues in the repo.

Yes

Please confirm that you have tested with all plugins deactivated except Gutenberg.

Yes