Use py3 as the default runtime for tox

niuke1997 · niuke1997 · commit 16634e394245 · 2023-05-26T14:27:55.000+08:00
Moving on py3 as the default runtime for tox to avoid to update
this at each new cycle.

Change-Id: I8b07aa4d5ad6824b049144e87468fb941f57135f
diff --git a/tox.ini b/tox.ini
@@ -1,6 +1,6 @@
 [tox]
 minversion = 3.18.0
-envlist = py39,py38,pep8
+envlist = py3,pep8
 skipsdist = True
 ignore_basepython_conflict = True
 
