Run black.

examples/ungrounded-qa/ungrounded_qa.py

@@ -3,6 +3,7 @@
 This is similar to how data is generated for the Camel dataset.
 See section F (appendix) of https://arxiv.org/pdf/2303.17760.
 """
+
 from typing import List
 
 from pydantic import BaseModel, Field