[#150232182] Remove extraneous stemcells due to bug
[#150232182] Remove extraneous stemcells due to bug

Signed-off-by: Chris Selzo <bcc9b34dc8d1772f303d51b58a7185cdba80a88e@pivotal.io>

cloudfoundry/cf-deployment,cloudfoundry/cf-deployment,emalm/cf-deployment