whatsnew update

Author: reidy-p

doc/source/whatsnew/v0.23.0.txt

@@ -592,9 +592,6 @@ Returning a ``Series`` allows one to control the exact return structure and colu
 
     df.apply(lambda x: Series([1, 2, 3], index=['D', 'E', 'F']), axis=1)
 
-
-.. _whatsnew_0230.api_breaking.build_changes:
-
 .. _whatsnew_0230.api_breaking.end_time:
 
 Time values in ``dt.end_time`` and ``to_timestamp(how='end')``
@@ -608,30 +605,25 @@ or :func:`PeriodIndex.to_timestamp()` with ``how='end'`` (:issue:`17157`)
 Previous Behavior:
 
 .. code-block:: ipython
-
    In [2]: p = pd.Period('2017-01-01', 'D')
    In [3]: pi = pd.PeriodIndex([p])
 
-   In [4]: pd.Series(p).dt.end_time[0]
+   In [4]: pd.Series(pi).dt.end_time[0]
    Out[4]: Timestamp(2017-01-01 00:00:00)
 
-   In [5]: pi.end_time[0]
-   Out[5]: Timestamp(2017-01-01 00:00:00)
-
-   In [6]: pi.to_timestamp(how='end')
-   Out[6]: Timestamp(2017-01-01 00:00:00)
+   In [5]: p.end_time
+   Out[5]: Timestamp(2017-01-01 23:59:59.999999999)
 
 .. ipython:: python
 
    p = pd.Period('2017-01-01', 'D')
    pi = pd.PeriodIndex([p])
 
-   pd.Series(p).dt.end_time[0]
-
-   pi.end_time[0]
+   pd.Series(pi).dt.end_time[0]
 
-   pi.to_timestamp(how='end')
+   p.end_time
 
+.. _whatsnew_0230.api_breaking.build_changes:
 
 Build Changes
 ^^^^^^^^^^^^^