fix typo (#366)

Co-authored-by: Clémentine Fourrier <[email protected]>
Co-authored-by: Nathan Habib <[email protected]>

Author: 3 people

src/lighteval/metrics/llm_as_judge.py

@@ -38,7 +38,7 @@
 
 class JudgeLM:
     """
-    A class representing a judge for evaluating answers using either the OpeanAI or Transformers library.
+    A class representing a judge for evaluating answers using either the OpenAI or Transformers library.
 
     Args:
         model (str): The name of the model.