Downgrade tox

ppfeister · ppfeister · commit ab869ef9742b · 2024-06-25T23:18:56.000-04:00
CentOS Stream seems to lack tox &gt;= 4, so 3 is needed for proper support.
Version can be bumped safely once the CentOS package for tox is updated.
diff --git a/tox.ini b/tox.ini
@@ -1,6 +1,6 @@
 [tox]
 requires =
-    tox >= 4
+    tox >= 3
 envlist =
     lint
     py313
