Update v1.5.0.rst

Author: Khor Chean Wei

doc/source/whatsnew/v1.5.0.rst

@@ -297,7 +297,7 @@ Other Deprecations
 - Deprecated the ``warn`` parameter in :func:`infer_freq` (:issue:`45947`)
 - Deprecated allowing non-keyword arguments in :meth:`ExtensionArray.argsort` (:issue:`46134`)
 - Deprecated treating all-bool ``object``-dtype columns as bool-like in :meth:`DataFrame.any` and :meth:`DataFrame.all` with ``bool_only=True``, explicitly cast to bool instead (:issue:`46188`)
--
+- Deprecated the ``closed`` argument in :meth:`interval_range` in favor of ``inclusive`` argument; In a future version passing ``closed`` will raise (:issue:`40245`)
 
 .. ---------------------------------------------------------------------------
 .. _whatsnew_150.performance: