Adjust the code sequence in consistency_group.py
Adjust the code sequence in consistency_group.py

Place "CreateConsistencyGroup" above "DeleteConsistencyGroup"

Change-Id: I554a8e445fee0760450b2da3b5c4a4f3b2434d60

dtroyer/python-openstackclient,openstack/python-openstackclient,openstack/python-openstackclient,dtroyer/python-openstackclient