Use updated rep->garden shared volume
Use updated rep->garden shared volume

[#161177249](https://www.pivotaltracker.com/story/show/161177249)

Signed-off-by: Sunjay Bhatia <df2d57be7987a471915f625a5499155bc16d4200@pivotal.io>

cloudfoundry/cf-deployment,cloudfoundry/cf-deployment