
Mocking the openstacksdk exception method raise_from_response to prevent random error messages even in succeded unit tests. An example: https://zuul.opendev.org/t/openstack/build/943c3f89519c44a58e0b5c86ad4efff8/log/job-output.txt#23782-23789 Change-Id: I3d9128d6712b4094c0b2ad7e12db9e5a915e3d91 Closes-Bug: #1848147