remove reference to upgrade command
remove reference to upgrade command

nellshamrell/supermarket,chef/omnibus-supermarket,juliandunn/supermarket,fhanson/omnibus-supermarket,nellshamrell/supermarket,tas50/supermarket,robbkidd/supermarket,juliandunn/supermarket,robbkidd/supermarket,robbkidd/omnibus-supermarket,chef/supermarket,fhanson/omnibus-supermarket,robbkidd/omnibus-supermarket,nellshamrell/supermarket,robbkidd/supermarket,robbkidd/omnibus-supermarket,chef/omnibus-supermarket,chef/omnibus-supermarket,tas50/supermarket,robbkidd/supermarket,nellshamrell/supermarket,chef/supermarket,tas50/supermarket,chef/supermarket,juliandunn/supermarket,tas50/supermarket,chef/supermarket,juliandunn/supermarket,fhanson/omnibus-supermarket,chef/supermarket