Fix lint error.

Author: tswast

pandas/core/frame.py

@@ -1181,7 +1181,6 @@ def to_gbq(
             'STRING'},...]`. If schema is not provided, it will be
             generated according to dtypes of DataFrame columns. See
             BigQuery API documentation on available names of a field.
-
             *New in version 0.3.1 of pandas-gbq*.
 
         See Also