Updated openstack/openstack
Project: openstack/python-novaclient  319b61aa2f7aa8f4ef424e86add4b3dea87afb84

Fix test mistake with requests-mock

body= parameters are supposed to be io objects. This is obviously during
the conversion from HTTPretty.

Change-Id: I2f2077fbe219805c4aaf9db19bc53ad7e4dde4dd
Closes-Bug: #1363632