Updated openstack/openstack
Project: openstack/tempest  b349314792daf0af37067368db055419780ed747

Mising CLI test for Keystone

This patch adds following missing Keystone CLI test -
1. ec2 credentialslist

Partially implements: blueprint missing-cli-tests-in-tempest

Change-Id: Ibf0070e12f3087756addcbed841d52c73cf70553