diffusers safetensors stable-diffusion-xl stable-diffusion-xl-diffusers text-to-image inpainting arxiv:2112.10752 base_model:stabilityai/stable-diffusion-xl-base-1.0 base_model:finetune:stabilityai/stable-diffusion-xl-base-1.0 license:openrail++ diffusers:StableDiffusionXLInpaintPipeline region:us