CBQE-2406 fix rza cli on windows test

Change-Id: I5fd8e49f90c467c5a0f88450f66142ae1825951f
Reviewed-on: http://review.couchbase.org/41231
Reviewed-by: Thuan Nguyen <soccon@gmail.com>
Tested-by: Thuan Nguyen <soccon@gmail.com>