promote-candidate makes a commit to a different git-resource
promote-candidate makes a commit to a different git-resource

If promote-candidate puts to the same git-resource, then it will
automatically retrigger the pipeline regardless of the ci skip tag.
This commit sets it so that promote-candidate puts to a different
git-resource (still pointing to the same git repo) so that it will
not retrigger the pipeline.

[#104376118](https://www.pivotaltracker.com/story/show/104376118)

cloudfoundry-incubator/bosh-vsphere-cpi-release,nimbus-cloud/bosh-vsphere-cpi-release,nimbus-cloud/bosh-vsphere-cpi-release,nimbus-cloud/bosh-vsphere-cpi-release,cloudfoundry-incubator/bosh-vsphere-cpi-release,cloudfoundry-incubator/bosh-vsphere-cpi-release,cloudfoundry-incubator/bosh-vsphere-cpi-release,cloudfoundry-incubator/bosh-vsphere-cpi-release