Added VPC test to the AWS CPI integration spec
Added VPC test to the AWS CPI integration spec

cloudfoundry-incubator/bosh-aws-cpi-release,jfuerth/bosh-aws-cpi-release,jfuerth/bosh-aws-cpi-release,jfuerth/bosh-aws-cpi-release,tracyde/bosh-aws-cpi-release,wcamarao/bosh-aws-cpi-release,tracyde/bosh-aws-cpi-release,cloudfoundry-incubator/bosh-aws-cpi-release,cloudfoundry-incubator/bosh-aws-cpi-release,tracyde/bosh-aws-cpi-release,wcamarao/bosh-aws-cpi-release,wcamarao/bosh-aws-cpi-release