Updated openstack/openstack
Project: openstack/oslo-incubator  e184dd362adb0ac5956c797aa294fa6161f9af16

Fix exception message in openstack.common.processutils.execute

Exception message in 'execute' function has wrong value
for module and function. Remove it as wrong and redundant.

Change-Id: Ia5bb4180dbf0df92bfb986c2ddf8327d5bc08e7c