Add CentOS certification jobs to pipeline
Add CentOS certification jobs to pipeline

[#113005251](https://www.pivotaltracker.com/story/show/113005251)

Signed-off-by: Corey Innis <c6de6a297c7ba72017894924528d266f693d3f31@pivotal.io>

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