Let tox auto-detect Python 3.14 interpreter

Remove explicit basepython configuration for py314 environment to allow
tox to automatically detect the Python interpreter from PATH. This fixes
compatibility with free-threading Python builds (3.14t) where the
interpreter may not be available as 'python3.14'.

Author: theskumar

tox.ini

@@ -23,9 +23,6 @@ depends =
     py{310,311,312,313,314},pypy3: coverage-clean
     coverage-report: py{310,311,312,313,314},pypy3
 
-[testenv:py314]
-basepython = python3.14
-
 [testenv:lint]
 skip_install = true
 deps =