https://github.com/python-babel/babel/commit/f7af1b72e765278b3431de3f3b92c6b9a189b18e

From f7af1b72e765278b3431de3f3b92c6b9a189b18e Mon Sep 17 00:00:00 2001
From: Aarni Koskela <akx@iki.fi>
Date: Wed, 2 Nov 2022 08:25:47 +0200
Subject: [PATCH] Update docs build configuration (#924)

* Use Python 3.11
* Use Sphinx 5 (and update extlinks configuration)
* Use Python 3 intersphinx mapping
* Install Babel from the build directory

Refs https://github.com/python-babel/babel/issues/920
--- a/docs/conf.py
+++ b/docs/conf.py
@@ -251,10 +251,10 @@
 #texinfo_show_urls = 'footnote'
 
 intersphinx_mapping = {
-    'https://docs.python.org/2/': None,
+    'https://docs.python.org/3/': None,
 }
 
 extlinks = {
-    'gh': ('https://github.com/python-babel/babel/issues/%s', '#'),
-    'trac': ('http://babel.edgewall.org/ticket/%s', 'ticket #'),
+    'gh': ('https://github.com/python-babel/babel/issues/%s', '#%s'),
+    'trac': ('http://babel.edgewall.org/ticket/%s', 'ticket #%s'),
 }