another pauq fix

pauq.py

@@ -203,7 +203,7 @@ class Pauq(datasets.GeneratorBasedBuilder):
                     "source": sample["source"],
                     "type": sample["type"],
                     "query": sample["query"],
-                    "sql": datasets.Value("string"),
+                    "sql": sample['sql'],
                     "question": sample["question"],
                     "question_toks": sample["question_toks"],
                     "query_toks": sample["query_toks"],