some rubocop fixes
some rubocop fixes

Signed-off-by: Eike Waldt <72b015a7f9d3aa82032a1e39bba56bdfd36fe46d@b1-systems.de>

higanworks/ohai,mattray/ohai,mattray/ohai,higanworks/ohai,jaymzh/ohai,chef/ohai,jaymzh/ohai,chef/ohai