8d65ec4a66 test: wc is needed by test/units/testsuite-50.sh
1527bcc5dd test: make the installation of the debug tools optional in the image
f4e6bf0b37 journalctl: never fail at flushing when the flushed flag is set (bsc#1188588)
OBS-URL: https://build.opensuse.org/package/show/Base:System/systemd?expand=0&rev=1189
