Stop changing target and deployment in run-dats script.
Stop changing target and deployment in run-dats script.

Also reduces number of bosh commands, because bosh CLI is slow

Signed-off-by: Luan Santos <509a85c757dc22c0257f4655fb3fb682d42f965b@pivotal.io>

cloudfoundry-incubator/diego-release,cloudfoundry-incubator/diego-release,cloudfoundry-incubator/diego-release,cloudfoundry-incubator/diego-release