Fixup whitespace

Author: TomAugspurger

Diff for: doc/source/text.rst

@@ -157,7 +157,7 @@ and ``repl`` must be strings:
 
     # These lines are equivalent
     dollars.str.replace(r'-\$', '-')
-    dollars.str.replace('-$', '-', regex=False)  
+    dollars.str.replace('-$', '-', regex=False)
 
 .. versionadded:: 0.20.0
 

Diff for: doc/source/whatsnew/v0.23.0.txt

@@ -620,7 +620,7 @@ Other API Changes
 - Set operations (union, difference...) on :class:`IntervalIndex` with incompatible index types will now raise a ``TypeError`` rather than a ``ValueError`` (:issue:`19329`)
 - :class:`DateOffset` objects render more simply, e.g. ``<DateOffset: days=1>`` instead of ``<DateOffset: kwds={'days': 1}>`` (:issue:`19403`)
 - ``Categorical.fillna`` now validates its ``value`` and ``method`` keyword arguments. It now raises when both or none are specified, matching the behavior of :meth:`Series.fillna` (:issue:`19682`)
-- :func:`Series.str.replace` now takes an optional `regex` keyword which, when set to ``False``, uses literal string replacement rather than regex replacement (:issue:`16808`) 
+- :func:`Series.str.replace` now takes an optional `regex` keyword which, when set to ``False``, uses literal string replacement rather than regex replacement (:issue:`16808`)
 
 .. _whatsnew_0230.deprecations: