python3: Upgrade 3.12.5 -> 3.12.6

Includes security fixes for CVE-2024-7592, CVE-2024-8088, CVE-2024-6232
and other bug fixes.

Removed below patches, as the fix is included in 3.12.6 upgrade:
1. CVE-2024-7592.patch

Release Notes:
https://www.python.org/downloads/release/python-3126/



Signed-off-by: Divya Chellam <divya.chellam@windriver.com>
Signed-off-by: Richard Purdie <richard.purdie@linuxfoundation.org>