python3: upgrade 3.14.3 -> 3.14.4

python3: upgrade 3.14.3 -> 3.14.4

Changelog: https://docs.python.org/3/whatsnew/changelog.html#python-3-14-4-final

Drop patches:

- 0001-gh-144787-tests-Allow-TLS-v1.2-to-be-minimum-version.patch since
  it was a backport and is now included in 3.14.4.
- 0001-test_pyrepl-skip-test_pyrepl_eio.patch, the test for which was
  determined flaky and dropped upstream in commit 9743d88334ad.

ptests look OK:

|Ran 353 tests in 74.012s
|
|OK (skipped=43)
|
|== Tests result: SUCCESS ==
|
|28 tests skipped:
|    test.test_asyncio.test_windows_events
|    test.test_asyncio.test_windows_utils test.test_gdb.test_backtrace
|    test.test_gdb.test_cfunction test.test_gdb.test_cfunction_full
|    test.test_gdb.test_misc test.test_gdb.test_pretty_print
|    test_android test_apple test_asdl_parser test_clinic test_devpoll
|    test_free_threading test_generated_cases test_idle test_kqueue
|    test_launcher test_msvcrt test_startfile test_tcl test_tkinter
|    test_ttk test_ttk_textonly test_turtle test_winapi
|    test_winconsoleio test_winreg test_wmi
|
|9 tests skipped (resource denied):
|    test_curses test_peg_generator test_smtpnet test_socketserver
|    test_urllib2net test_urllibnet test_winsound test_xpickle
|    test_zipfile64
|
|455 tests OK.
|
|Total duration: 3 min 42 sec
|Total tests: run=46,926 skipped=2,469
|Total test files: run=483/492 skipped=28 resource_denied=9
|Result: SUCCESS
|DURATION: 223
|END: /usr/lib/python3/ptest
|2026-04-09T14:44
|STOP: ptest-runner
|TOTAL: 1 FAIL: 0
|root@qemux86-64:~#

Signed-off-by: Trevor Gamblin <tgamblin@baylibre.com>
Signed-off-by: Richard Purdie <richard.purdie@linuxfoundation.org>