Ensure PYTHONHASHSEED=0 for the 'all' tox env
This removes the setenv override and sets the required
PYTHONHASHSEED=0 for the 'all' tox target, which devstack-vm-gate.sh
ends up calling for the current Ironic job.
Change-Id: Icc6a1cae1e49140c4e4648f6c75ad415f92479ce
Closes-bug: #1359929
diff --git a/tox.ini b/tox.ini
index edcb901..a071d4b 100644
--- a/tox.ini
+++ b/tox.ini
@@ -32,7 +32,6 @@
[testenv:all]
sitepackages = True
-setenv = VIRTUAL_ENV={envdir}
commands =
bash tools/pretty_tox.sh '{posargs}'