diffusers

83ba01a3 - small readme changes for advanced training examples (#10473)

small readme changes for advanced training examples (#10473) add to readme about hf login and wandb installation to address https://github.com/huggingface/diffusers/issues/10142#issuecomment-2571655570 Co-authored-by: Sayak Paul <spsayakpaul@gmail.com>