Take comment from hugovk into account

Pierre-Sassoulas · Pierre-Sassoulas · commit e8132266349f · 2022-06-29T09:18:10.000+02:00
diff --git a/tox.ini b/tox.ini
@@ -1,6 +1,6 @@
 [tox]
 minversion = 2.4
-envlist = formatting, py37, py38, py39, py310, pypy, benchmark
+envlist = formatting, py37, py38, py39, py310, py311, pypy, benchmark
 skip_missing_interpreters = true
 requires = pip >=21.3.1
 
