[3.2.x] Added CVE-2023-41164 to security archive.

Backport of 8a98768 from main

docs/releases/security.txt

@@ -36,6 +36,17 @@ Issues under Django's security process
 All security issues have been handled under versions of Django's security
 process. These are listed below.
 
+September 4, 2023 - :cve:`2023-41164`
+-------------------------------------
+
+Potential denial of service vulnerability in
+``django.utils.encoding.uri_to_iri()``. `Full description
+<https://www.djangoproject.com/weblog/2023/sep/04/security-releases/>`__
+
+* Django 4.2 :commit:`(patch) <9c51b4dcfa0cefcb48231f4d71cafa80821f87b9>`
+* Django 4.1 :commit:`(patch) <ba00bc5ec6a7eff5e08be438f7b5b0e9574e8ff0>`
+* Django 3.2 :commit:`(patch) <6f030b1149bd8fa4ba90452e77cb3edc095ce54e>`
+
 July 3, 2023 - :cve:`2023-36053`
 --------------------------------