Updated openstack/openstack
Project: openstack/keystonemiddleware  365b3ea1d90c431f67d9d78e715c871fda99ae11

Use correct name of oslo debugger script

As of oslotest 1.2.0 the oslo debugger script dropped the .sh
extension. This patch corrects the use the script name in tox.ini

Change-Id: I62d657fb850ed51686c2f37b1962654f75d1aad0