Fix whatsnew entry

Author: roberthdevries

doc/source/whatsnew/v1.1.0.rst

@@ -99,8 +99,8 @@ Other enhancements
   ``df.to_csv(path, compression={'method': 'gzip', 'compresslevel': 1}``
   (:issue:`33196`)
 - :meth:`~pandas.core.groupby.GroupBy.transform` has gained ``engine`` and ``engine_kwargs`` arguments that supports executing functions with ``Numba`` (:issue:`32854`)
-- :meth:`to_csv` now accepts an ``error`` argument (:issue:`22610`)
--
+- :meth:`DataFrame.to_csv` and :meth:`Series.to_csv` now accept an ``error`` argument (:issue:`22610`)
+
 
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