diffusers

bd78f63a - Reduce peak VRAM by releasing large attention tensors (as soon as they're unnecessary) (#3463)

Reduce peak VRAM by releasing large attention tensors (as soon as they're unnecessary) (#3463) Release large tensors in attention (as soon as they're no longer required). Reduces peak VRAM by nearly 2 GB for 1024x1024 (even after slicing), and the savings scale up with image size.