Add pipeline tag and library name

This PR adds the `pipeline_tag` and `library_name` to the model card. This will improve the model's visibility on the Hub and enable the "How to use" button.

README.md

@@ -1,6 +1,9 @@
 ---
 license: apache-2.0
+library_name: diffusers
+pipeline_tag: text-to-image
 ---
+
 # Scale-wise Distillation 3.5 Large
 Scale-wise Distillation (SwD) is a novel framework for accelerating diffusion models (DMs) 
 by progressively increasing spatial resolution during the generation process. 
@@ -8,6 +11,8 @@ by progressively increasing spatial resolution during the generation process.
 while maintaining or even improving image quality.
 ![3.5 Medium Demo Image](swd.png)
 
+Project page: https://yandex-research.github.io/swd
+
 ## Usage
 To generate images using SwD, go to <a href="https://github.com/yandex-research/swd ">GitHub</a> 
 or <a href="https://huggingface.co/spaces/dbaranchuk/Scale-wise-Distillation">Hugging Face's demo </a>.