Add note about new OpenDocument functionality to whatsnew

Author: detrout

doc/source/whatsnew/v0.25.0.rst

@@ -36,6 +36,7 @@ Other Enhancements
 - :class:`RangeIndex` has gained :attr:`~RangeIndex.start`, :attr:`~RangeIndex.stop`, and :attr:`~RangeIndex.step` attributes (:issue:`25710`)
 - :class:`datetime.timezone` objects are now supported as arguments to timezone methods and constructors (:issue:`25065`)
 - :meth:`DataFrame.query` and :meth:`DataFrame.eval` now supports quoting column names with backticks to refer to names with spaces (:issue:`6508`)
+- :func:`pandas.io.excel.read_excel` supports reading OpenDocument tables. Specify engine='odf' to enable. (:issue:`9070`)
 
 .. _whatsnew_0250.api_breaking: