Access to quality rating labels used in training

### What would you like changed/added and why?

Hi, thanks for your great work on MRIQC. I was wondering if the quality ratings (labels) used to train the model are publicly available, and if so, where can I access them?

Thanks in advance!

### Do you have any interest in helping improve the documentation?

Yes

### Do you have any suggestions for the new documents?

_No response_