[5.0.x] Updated examples for 2.0+ release numbering in installation FAQ.

Backport of 0d5e9a32eb5bd1201437519a3bda1fb4c4d06af9 from main

docs/faq/install.txt

@@ -63,9 +63,9 @@ download page <https://www.python.org/downloads/>`_.
 
 Typically, we will support a Python version up to and including the first
 Django LTS release whose security support ends after security support for that
-version of Python ends. For example, Python 3.3 security support ended
-September 2017 and Django 1.8 LTS security support ended April 2018. Therefore
-Django 1.8 is the last version to support Python 3.3.
+version of Python ends. For example, Python 3.9 security support ends in
+October 2025 and Django 4.2 LTS security support ends in April 2026. Therefore
+Django 4.2 is the last version to support Python 3.9.
 
 What Python version should I use with Django?
 =============================================