[Bug]: TldrawImage with format svg not work in new version 3.8.0
### What happened?

![Image](https://github.com/user-attachments/assets/1702d4f9-fae6-4ba0-8177-91dcc8ae132e)
this is from the official docs.
I tried the TldrawImage code of the previous version , and it work successfully , so there is problem with toImage function of Editor.

### How can we reproduce the bug?

_No response_

### What browsers are you seeing the problem on?

Chrome

### Where did this happen?

The tldraw.dev website

### Contact Details

youssef7amdi@gmail.com

### Code of Conduct

- [x] I agree to follow this project's Code of Conduct