fixes #4422 Implement available_images for oVirt to populate new image form
(cherry picked from commit d6026572d8dd39e32a9d7889d7f02d71bd934dc9)
fixes #4422 Implement available_images for oVirt to populate new image form
(cherry picked from commit d6026572d8dd39e32a9d7889d7f02d71bd934dc9)