update run_unit_windows ps1
update run_unit_windows ps1

Signed-off-by: James Myers <2a4b62c1f90dfaec9bbec6fa717dcd6575faa328@gmail.com>

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