Fix "OLMo-1B-f" typo

README.md

@@ -81,7 +81,7 @@ print(tokenizer.batch_decode(response, skip_special_tokens=True)[0])
 Alternatively, with the pipeline abstraction:
 ```python
 from transformers import pipeline
-olmo_pipe = pipeline("text-generation", model="allenai/OLMo-1B-f")
+olmo_pipe = pipeline("text-generation", model="allenai/OLMo-1B-hf")
 print(olmo_pipe("Language modeling is "))
 >> 'Language modeling is a branch of natural language processing that aims to...'
 ```