Update Python version support policy for Ubuntu 24.04

docs/python-version-support-policy.rst

@@ -65,7 +65,7 @@ Criteria
 Data as of January 2024.
 
 * Python Core Team: Python 3.7 supported until 2023-06, Python 3.8 supported until 2024-10, Python 3.9 supported until 2025-10, Python 3.10 supported until 2026-10
-* Ubuntu LTS: Python 3.8 supported by Ubuntu 20.04 until 2025-04, Python 3.10 supported by Ubuntu 22.04 until 2027-04
+* Ubuntu LTS: Python 3.8 supported by Ubuntu 20.04 until 2025-05, Python 3.10 supported by Ubuntu 22.04 until 2027-05, Python 3.12 supported by Ubuntu 24.04 until 2029-05
 * Debian stable: Python 3.11 in bookworm
 * Debian oldstable: Python 3.9 in bullseye, became oldstable in 2023-06
 * PyPy: latest supported version is 3.10
@@ -74,11 +74,11 @@ Applied to Python versions
 --------------------------
 
 * Python 3.7: no criteria apply since 2023-09, support dropped in 2024-01
-* Python 3.8: expected to be supported until at least 2025-07 via Ubuntu 20.04 LTS
+* Python 3.8: expected to be supported until at least 2025-08 via Ubuntu 20.04 LTS
 * Python 3.9: expected to be supported until at least 2026-01 via Python Core Team (+ possibly Debian oldstable)
-* Python 3.10: expected to be supported until at least 2027-07 via Ubuntu 20.04 (+ possibly PyPy)
-* Python 3.11: until at least 2028-01, might be extended by Debian stable (bookworm) and Ubuntu 24.04 (noble)
-* Python 3.12: current release; until at least 2029-01, might be extended by Ubuntu 24.04 (noble)
+* Python 3.10: expected to be supported until at least 2027-08 via Ubuntu 20.04 (+ possibly PyPy)
+* Python 3.11: until at least 2028-01, might be extended by Debian stable (bookworm)
+* Python 3.12: current release; supported until at least 2029-08 via Ubuntu 24.04 (noble)
 
 __ https://devguide.python.org/versions/
 __ https://packages.ubuntu.com/search?suite=all&exact=1&searchon=names&keywords=python3