yolo26 custom training on ultralytics hub

### Search before asking

- [x] I have searched the HUB [issues](https://github.com/ultralytics/hub/issues) and [discussions](https://github.com/ultralytics/hub/discussions) and found no similar questions.


### Question

Hello! are you guys planning on offering yolo26 custom training on Ult hub anytime soon? Thanks

### Additional

_No response_