Remove leftover file

Change-Id: I6e507c8ce94bba25eae53c4c53a4e0f0cf645749

0001-Avoid-TypeError-when-building-for-Sphinx-6.1.1-and-a.patch

@@ -1,29 +0,0 @@
-From 6b7248e0dc504e57eff716671aad81fcd1c587d9 Mon Sep 17 00:00:00 2001
-From: =?UTF-8?q?Dirk=20M=C3=BCller?= <dirk@dmllr.de>
-Date: Mon, 6 Mar 2023 21:36:03 +0100
-Subject: [PATCH] Avoid TypeError when building for Sphinx 6.1.1 and above
-
-see https://github.com/sphinx-doc/sphinx/issues/11094 for the
-investigation and the fix.
-
-Change-Id: If76e79531e0b81ba3e3c9fe38904b77b553e1698
----
- doc/source/conf.py | 2 +-
- 1 file changed, 1 insertion(+), 1 deletion(-)
-
-diff --git a/doc/source/conf.py b/doc/source/conf.py
-index 475926b..51d703a 100644
---- a/doc/source/conf.py
-+++ b/doc/source/conf.py
-@@ -57,7 +57,7 @@ add_module_names = True
- # Shortened external links.
- extlinks = {
-     'example': (source_tree +
--                '/%s/examples/%%s.py' % project.replace(".", "_"), ''),
-+                '/%s/examples/%%s.py' % project.replace(".", "_"), None),
- }
- 
- # The name of the Pygments (syntax highlighting) style to use.
--- 
-2.39.2
-