Add support for Python 3.13.2 and 3.12.9 (#1744)

Release announcement:
https://blog.python.org/2025/02/python-3132-and-3129-now-available.html

Changelog:
https://docs.python.org/3.13/whatsnew/changelog.html#python-3-13-2-final
https://docs.python.org/3.12/whatsnew/changelog.html#python-3-12-9-final

Binary builds:
https://github.com/heroku/heroku-buildpack-python/actions/runs/13146826968
https://github.com/heroku/heroku-buildpack-python/actions/runs/13146829096

GUS-W-17476919.
GUS-W-17476929.

Author: edmorley

CHANGELOG.md

@@ -2,6 +2,8 @@
 
 ## [Unreleased]
 
+- The Python 3.13 version alias now resolves to Python 3.13.2. ([#1744](https://github.com/heroku/heroku-buildpack-python/pull/1744))
+- The Python 3.12 version alias now resolves to Python 3.12.9. ([#1744](https://github.com/heroku/heroku-buildpack-python/pull/1744))
 - Deprecated support for the `runtime.txt` file. ([#1743](https://github.com/heroku/heroku-buildpack-python/pull/1743))
 - Improved the error messages shown when `.python-version`, `runtime.txt` or `Pipfile.lock` contain an invalid Python version. ([#1743](https://github.com/heroku/heroku-buildpack-python/pull/1743))
 

lib/python_version.sh

@@ -7,8 +7,8 @@ set -euo pipefail
 LATEST_PYTHON_3_9="3.9.21"
 LATEST_PYTHON_3_10="3.10.16"
 LATEST_PYTHON_3_11="3.11.11"
-LATEST_PYTHON_3_12="3.12.8"
-LATEST_PYTHON_3_13="3.13.1"
+LATEST_PYTHON_3_12="3.12.9"
+LATEST_PYTHON_3_13="3.13.2"
 
 OLDEST_SUPPORTED_PYTHON_3_MINOR_VERSION=9
 NEWEST_SUPPORTED_PYTHON_3_MINOR_VERSION=13

spec/spec_helper.rb

@@ -12,8 +12,8 @@
 LATEST_PYTHON_3_9 = '3.9.21'
 LATEST_PYTHON_3_10 = '3.10.16'
 LATEST_PYTHON_3_11 = '3.11.11'
-LATEST_PYTHON_3_12 = '3.12.8'
-LATEST_PYTHON_3_13 = '3.13.1'
+LATEST_PYTHON_3_12 = '3.12.9'
+LATEST_PYTHON_3_13 = '3.13.2'
 DEFAULT_PYTHON_FULL_VERSION = LATEST_PYTHON_3_13
 DEFAULT_PYTHON_MAJOR_VERSION = DEFAULT_PYTHON_FULL_VERSION.gsub(/\.\d+$/, '')