Merge "tox: Drop redundant passenv"

tox.ini

@@ -6,11 +6,11 @@ ignore_basepython_conflict=true
 [testenv]
 constrain_package_deps = true
 usedevelop = True
-setenv = VIRTUAL_ENV={envdir}
-         PYTHONDONTWRITEBYTECODE = 1
-         LANGUAGE=en_US
-         LC_ALL=en_US.UTF-8
-         TESTS_DIR=./virtualbmc/tests/unit/
+setenv =
+  PYTHONDONTWRITEBYTECODE = 1
+  LANGUAGE=en_US
+  LC_ALL=en_US.UTF-8
+  TESTS_DIR=./virtualbmc/tests/unit/
 deps =
     -c{env:TOX_CONSTRAINTS_FILE:https://releases.openstack.org/constraints/upper/master}
     -r{toxinidir}/test-requirements.txt
@@ -18,13 +18,6 @@ deps =
 commands =
    stestr run {posargs}
    stestr slowest
-passenv =
-    http_proxy
-    HTTP_PROXY
-    https_proxy
-    HTTPS_PROXY
-    no_proxy
-    NO_PROXY
 
 [testenv:pep8]
 deps=