python3: upgrade 3.12.7 -> 3.12.8

Changelog:
https://docs.python.org/release/3.12.8/whatsnew/changelog.html#python-3-12-8

(From OE-Core rev: db5081254adacf6c87269fd43af7199267ad535c)

Signed-off-by: Guðni Már Gilbert <gudni.m.g@gmail.com>
Signed-off-by: Steve Sakoman <steve@sakoman.com>

meta/recipes-devtools/python/python3/0001-test_deadlock-skip-problematic-test.patch

@@ -1,4 +1,4 @@
-From 621ba76ef956708cdaf4fd5bc0e25aa59d427c5b Mon Sep 17 00:00:00 2001
+From 9d658dd20f02edcf878b245d638c474c808ab8d1 Mon Sep 17 00:00:00 2001
 From: Trevor Gamblin <tgamblin@baylibre.com>
 Date: Wed, 12 Jun 2024 10:29:03 -0400
 Subject: [PATCH] test_deadlock: skip problematic test