readme: CLIP model retrained over some subset of the DPC dataset
  
  ### Usage instructions
  
  ```
  from transformers import AutoTokenizer, AutoModel, CLIPProcessor
  
  tokenizer = AutoTokenizer.from_pretrained("vicgalle/clip-vit-base-patch16-photo-critique")
  model = AutoModel.from_pretrained("vicgalle/clip-vit-base-patch16-photo-critique", from_flax=True)
  processor = CLIPProcessor.from_pretrained("vicgalle/clip-vit-base-patch16-photo-critique")
  ```
  