gh-87670: Add web.archive redirects from effbot (GH-92816)

(cherry picked from commit 3ed1cae)

Co-authored-by: Stanley <46876382+slateny@users.noreply.github.com>

Doc/whatsnew/2.5.rst

@@ -1767,7 +1767,7 @@ included.
 
 The rest of this section will provide a brief overview of using ElementTree.
 Full documentation for ElementTree is available at
-http://effbot.org/zone/element-index.htm.
+https://web.archive.org/web/20201124024954/http://effbot.org/zone/element-index.htm.
 
 ElementTree represents an XML document as a tree of element nodes. The text
 content of the document is stored as the :attr:`text` and :attr:`tail`
@@ -1865,7 +1865,7 @@ read the package's official documentation for more details.
 
 .. seealso::
 
-   http://effbot.org/zone/element-index.htm
+   https://web.archive.org/web/20201124024954/http://effbot.org/zone/element-index.htm
       Official documentation for ElementTree.
 
 .. ======================================================================

Doc/whatsnew/2.7.rst

@@ -2089,7 +2089,7 @@ version 1.3.  Some of the new features are:
 
 Fredrik Lundh develops ElementTree and produced the 1.3 version;
 you can read his article describing 1.3 at
-http://effbot.org/zone/elementtree-13-intro.htm.
+https://web.archive.org/web/20200703234532/http://effbot.org/zone/elementtree-13-intro.htm.
 Florent Xicluna updated the version included with
 Python, after discussions on python-dev and in :issue:`6472`.)
 

Doc/whatsnew/3.2.rst

@@ -744,7 +744,8 @@ Two methods have been deprecated:
 * :meth:`xml.etree.ElementTree.getiterator` use ``Element.iter`` instead.
 
 For details of the update, see `Introducing ElementTree
-<http://effbot.org/zone/elementtree-13-intro.htm>`_ on Fredrik Lundh's website.
+<https://web.archive.org/web/20200703234532/http://effbot.org/zone/elementtree-13-intro.htm>`_
+on Fredrik Lundh's website.
 
 (Contributed by Florent Xicluna and Fredrik Lundh, :issue:`6472`.)