Downgrade Python version for tox

rYR79435 · rYR79435 · commit 0d1a13a9b52b · 2021-08-17T16:23:47.000+02:00
diff --git a/tox.ini b/tox.ini
@@ -1,5 +1,5 @@
 [tox]
-envlist = py39
+envlist = py36
 
 [testenv]
 deps =
