Azure: Don't collect twice systemd_journal.log
This log file is collected by azure-run-tests.sh script and then by
Azure 'PublishPipelineArtifact' task. So, the same file gets into
logs artifact.
Fixes: https://pagure.io/freeipa/issue/8202
Signed-off-by: Stanislav Levin <slev@altlinux.org>
Reviewed-By: Alexander Bokovoy <abokovoy@redhat.com>
Reviewed-By: Alexander Bokovoy <abokovoy@redhat.com>