bugfix: fix minor bugs

utils/completion_reward.py

@@ -23,10 +23,9 @@ from google.cloud import bigquery
 from google.cloud import storage
 
 SERVICE_ACCOUNT_INFO = os.getenv("GBQ_TOKEN")
-SCOPES = ["https://www.googleapis.com/auth/cloud-platform"]
 service_account_info_dict = json.loads(SERVICE_ACCOUNT_INFO)
 
-creds = Credentials.from_service_account_info(service_account_info_dict, scopes=SCOPES)
+creds = Credentials.from_service_account_info(service_account_info_dict)
 
 gbq_client = bigquery.Client(
     credentials=creds, project=service_account_info_dict["project_id"]