DOC: Start v1.3.5 release notes (#44058)

Author: simonjayhawkins

doc/source/whatsnew/index.rst

@@ -24,6 +24,7 @@ Version 1.3
 .. toctree::
    :maxdepth: 2
 
+   v1.3.5
    v1.3.4
    v1.3.3
    v1.3.2

doc/source/whatsnew/v1.3.4.rst

@@ -54,4 +54,4 @@ Other
 Contributors
 ~~~~~~~~~~~~
 
-.. contributors:: v1.3.3..v1.3.4|HEAD
+.. contributors:: v1.3.3..v1.3.4

doc/source/whatsnew/v1.3.5.rst

@@ -0,0 +1,45 @@
+.. _whatsnew_135:
+
+What's new in 1.3.5 (November ??, 2021)
+---------------------------------------
+
+These are the changes in pandas 1.3.5. See :ref:`release` for a full changelog
+including other versions of pandas.
+
+{{ header }}
+
+.. ---------------------------------------------------------------------------
+
+.. _whatsnew_135.regressions:
+
+Fixed regressions
+~~~~~~~~~~~~~~~~~
+-
+-
+
+.. ---------------------------------------------------------------------------
+
+.. _whatsnew_135.bug_fixes:
+
+Bug fixes
+~~~~~~~~~
+-
+-
+
+.. ---------------------------------------------------------------------------
+
+.. _whatsnew_135.other:
+
+Other
+~~~~~
+-
+-
+
+.. ---------------------------------------------------------------------------
+
+.. _whatsnew_135.contributors:
+
+Contributors
+~~~~~~~~~~~~
+
+.. contributors:: v1.3.4..v1.3.5|HEAD