Update min tox version to 2.0

The commands used by constraints need at least tox 2.0. Update to reflect reality, which should help with local running of constraints targets. Change-Id: I98aa14c59474f019bbbbc45957617e7fc6f31ad1
4 years ago · 30cdb282e5
1 changed files with 1 additions and 1 deletions
--- a/tox.ini
+++ b/tox.ini
@ -1,5 +1,5 @@
 [tox]
-minversion = 1.6
+minversion = 2.0
 envlist = docs, linters
 skipdist = True