Fixes plugin.ini error
Fixes plugin.ini error

When executing the cisco.pp manifest it throws an error
if the plugin.ini file is already declared.

Change-Id: Ibc9c8d343d86ffa8af74767ac6fbbd75cf03f45c

plumgrid/puppet-neutron,openstack/puppet-neutron,aldavud/puppet-neutron,cloudbuy/puppet-neutron,fuel-infra/puppet-neutron,cloudbuy/puppet-neutron,openstack/puppet-neutron,NeCTAR-RC/puppet-neutron,NeCTAR-RC/puppet-neutron,redhat-cip/puppet-neutron,plumgrid/puppet-neutron,NeCTAR-RC/puppet-neutron,cloudbuy/puppet-neutron,IPnett/puppet-neutron,IPnett/puppet-neutron,CiscoSystems/puppet-neutron,CiscoSystems/puppet-neutron,CiscoSystems/puppet-neutron,redhat-cip/puppet-neutron,redhat-cip/puppet-neutron,fuel-infra/puppet-neutron,fuel-infra/puppet-neutron,rdo-puppet-modules/puppet-neutron,rdo-puppet-modules/puppet-neutron,aldavud/puppet-neutron,IPnett/puppet-neutron,aldavud/puppet-neutron