tox: test with python 3.14

Python 3.14 is released and supported, but tox and the CI only test up
to 3.13. Add it to the tox envlist and to the CI matrix.

Signed-off-by: Samuel Gauthier <samuel.gauthier@6wind.com>

Author: samuel-gauthier

.github/workflows/ci.yml

@@ -58,6 +58,8 @@ jobs:
             toxenv: py312
           - python: "3.13"
             toxenv: py313
+          - python: "3.14"
+            toxenv: py314
           - python: pypy3.9
             toxenv: pypy3
     steps:

tox.ini

@@ -1,5 +1,5 @@
 [tox]
-envlist = format,lint,py{39,310,311,312,313,py3},lydevel,coverage
+envlist = format,lint,py{39,310,311,312,313,314,py3},lydevel,coverage
 skip_missing_interpreters = true
 isolated_build = true
 distdir = {toxinidir}/dist