drop txn wrapper on raw sql

wordlinator/db/pg.py

@@ -240,7 +240,6 @@ class WordleDb:
                 score.save()
 
     def get_users_without_score(self, round_no, hole_no, tweetable=True):
-        with db.atomic() as txn:
         hole = self.get_or_create_hole(round_no, hole_no)
         # Find users who *have* played in this round,
         # but have no score on the current hole
@@ -260,5 +259,5 @@ class WordleDb:
             # Restrict to users who post scores on twitter
             query_str += " AND u.check_twitter = true"
 
-            res = txn.execute_sql(query_str)
+        res = db.execute_sql(query_str)
         return [r[0] for r in res]