Update README.md

There's a type in loading BLIPConditionalGeneration model.

README.md

@@ -73,7 +73,7 @@ from PIL import Image
 from transformers import BlipProcessor, BlipForConditionalGeneration
 
 processor = BlipProcessor.from_pretrained("Salesforce/blip-image-captioning-base")
-model = BlipForConditionalGeneration.from_pretrained("Salesfoce/blip-image-captioning-base").to("cuda")
+model = BlipForConditionalGeneration.from_pretrained("Salesforce/blip-image-captioning-base").to("cuda")
 
 img_url = 'https://storage.googleapis.com/sfr-vision-language-research/BLIP/demo.jpg' 
 raw_image = Image.open(requests.get(img_url, stream=True).raw).convert('RGB')