Move release note to v3.0.0

Author: timhoffm

doc/source/whatsnew/v2.3.0.rst

@@ -32,9 +32,6 @@ enhancement1
 Other enhancements
 ^^^^^^^^^^^^^^^^^^
 
-- :func:`pandas.merge` propagates the ``attrs`` attribute to the result if all
-  inputs have identical ``attrs``, as has so far already been the case for
-  :func:`pandas.concat`.
 - :meth:`pandas.api.interchange.from_dataframe` now uses the `PyCapsule Interface <https://arrow.apache.org/docs/format/CDataInterface/PyCapsuleInterface.html>`_ if available, only falling back to the Dataframe Interchange Protocol if that fails (:issue:`60739`)
 - The semantics for the ``copy`` keyword in ``__array__`` methods (i.e. called
   when using ``np.array()`` or ``np.asarray()`` on pandas objects) has been

doc/source/whatsnew/v3.0.0.rst

@@ -28,6 +28,9 @@ Enhancement2
 
 Other enhancements
 ^^^^^^^^^^^^^^^^^^
+- :func:`pandas.merge` propagates the ``attrs`` attribute to the result if all
+  inputs have identical ``attrs``, as has so far already been the case for
+  :func:`pandas.concat`.
 - :class:`pandas.api.typing.FrozenList` is available for typing the outputs of :attr:`MultiIndex.names`, :attr:`MultiIndex.codes` and :attr:`MultiIndex.levels` (:issue:`58237`)
 - :class:`pandas.api.typing.SASReader` is available for typing the output of :func:`read_sas` (:issue:`55689`)
 - Added :meth:`.Styler.to_typst` to write Styler objects to file, buffer or string in Typst format (:issue:`57617`)