upgrade: Remove old chef-created crowbar.service unit
upgrade: Remove old chef-created crowbar.service unit

It's part of the crowbar-core package nowadays

aplanas/crowbar,SUSE-Cloud/crowbar,crowbar/crowbar,aplanas/crowbar,rsalevsky/crowbar,dirkmueller/crowbar,SUSE-Cloud/crowbar,dirkmueller/crowbar,rsalevsky/crowbar,crowbar/crowbar