Move whatsnew message to reshaping and rename datetime index

Author: ThomasKluiters

doc/source/whatsnew/v0.25.0.rst

@@ -283,7 +283,6 @@ Timezones
 - Bug in :func:`Timestamp.tz_localize` and :func:`Timestamp.tz_convert` does not propagate ``freq`` (:issue:`25241`)
 - Bug in :func:`Series.at` where setting :class:`Timestamp` with timezone raises ``TypeError`` (:issue:`25506`)
 - Bug in :func:`DataFrame.update` when updating with timezone aware data would return timezone naive data (:issue:`25807`)
-- Bug in :func:`Series.apply` failed when the series is a timezone aware datetime index (:issue:`25959`)
 
 Numeric
 ^^^^^^^
@@ -388,6 +387,7 @@ Reshaping
 - Bug in :func:`concat` where order of ``OrderedDict`` (and ``dict`` in Python 3.6+) is not respected, when passed in as  ``objs`` argument (:issue:`21510`)
 - Bug in :func:`concat` where the resulting ``freq`` of two :class:`DatetimeIndex` with the same ``freq`` would be dropped (:issue:`3232`).
 - Bug in :func:`merge` where merging with equivalent Categorical dtypes was raising an error (:issue:`22501`)
+- Bug in :func:`Series.apply` failed when the series is a timezone aware :class:`DateTimeIndex` (:issue:`25959`)
 
 Sparse
 ^^^^^^