[dashboard] Fix puppet-lint issues (spec clean)
[dashboard] Fix puppet-lint issues (spec clean)

gwdg/puppet-openstack-cloud,Prophidys/puppet-openstack-cloud,gwdg/puppet-openstack-cloud,redhat-cip/puppet-openstack-cloud,Prophidys/puppet-openstack-cloud,goneri/puppet-openstack-cloud,redhat-cip/puppet-openstack-cloud,redhat-cip/puppet-openstack-cloud,goneri/puppet-openstack-cloud,Prophidys/puppet-openstack-cloud,gwdg/puppet-openstack-cloud,gwdg/puppet-openstack-cloud