Resolve rubocop warnings
Resolve rubocop warnings

juliandunn/yum,GannettDigital/chef-yum,hippolin/yum-cookbook,GannettDigital/chef-yum,chef-cookbooks/yum,someara/yum,someara/yum,chef-cookbooks/yum,hippolin/yum-cookbook,GannettDigital/chef-yum,someara/yum,juliandunn/yum,hippolin/yum-cookbook