Add bash to tox whitelist_externals
Stop triggering triggering a “not installed in virtualenv” every time
bash is called. Since we use this in all tempest based jobs, we have
these unnecessary warnings all over the place.
Change-Id: I8af53c0241dbcd656c274944338384be0f2f250d
diff --git a/tox.ini b/tox.ini
index 6ec0b2c..4ffe721 100644
--- a/tox.ini
+++ b/tox.ini
@@ -9,6 +9,8 @@
PYTHONHASHSEED=0
usedevelop = True
install_command = pip install -U {opts} {packages}
+whitelist_externals = bash
+
[testenv:py26]
setenv = OS_TEST_PATH=./tempest/tests