Add missing blank line to whatsnew

Author: jessefarnham

doc/source/whatsnew/v1.1.0.rst

@@ -91,10 +91,11 @@ Other enhancements
 - The :meth:`DataFrame.to_feather` method now supports additional keyword
   arguments (e.g. to set the compression) that are added in pyarrow 0.17
   (:issue:`33422`).
-- :meth:`DataFrame.to_csv`, :meth:`DataFrame.to_pickle`, and :meth:`DataFrame.to_json` now support 
-  passing a dict of compression arguments when using the ``gzip`` and ``bz2`` protocols. 
-  This can be used to set a custom compression level, e.g., 
+- :meth:`DataFrame.to_csv`, :meth:`DataFrame.to_pickle`, and :meth:`DataFrame.to_json` now support
+  passing a dict of compression arguments when using the ``gzip`` and ``bz2`` protocols.
+  This can be used to set a custom compression level, e.g.,
   ``df.to_csv(path, compression={'method': 'gzip', 'compresslevel': 1}`` (:issue:`33196`)
+
 .. ---------------------------------------------------------------------------
 
 Development Changes