Add ignore paths to bosh-openstack-cpi resource
Add ignore paths to bosh-openstack-cpi resource

- to prevent unneccessary pipeline runs

[#112574043](https://www.pivotaltracker.com/story/show/112574043)
Signed-off-by: Beyhan Veli <0702de361e3c91d973ce2c0ee3e34845ebaf95e6@sap.com>

cloudfoundry-incubator/bosh-openstack-cpi-release,cloudfoundry-incubator/bosh-openstack-cpi-release,cloudfoundry-incubator/bosh-openstack-cpi-release