test fails in patch_and_reboot - Wrong zypper command
openQA test in scenario sle-12-SP2-Server-DVD-Updates-x86_64-mau-qa_kernel_memeat@64bit fails in
The zypper command is wrong which makes the test to fail.
Fails since (at least) Build 20170503-2 (current job)
Last good: 20170503-1 (or more recent)
Always latest result in this scenario: latest