Use SSLIP_IO_CREDS
Use SSLIP_IO_CREDS

[#128691111](https://www.pivotaltracker.com/story/show/128691111)

Signed-off-by: Brian Cunnie <c96b911daecac34294af5ecfb5cb3aa7cd7901af@pivotal.io>

cloudfoundry-incubator/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