Update Network-iperf.json
Update Network-iperf.json

TODO:  There will be a little program called 'testcase verify'..
zenlinTechnofreak/oct,Tiesheng/oct,liugenping/oct,hustcts/ocp-testing,hqhq/oct,Tiesheng/oct,huawei-openlab/oct,ChengTiesheng/oct,liugenping/oct,liangchenye/oct,hustcts/ocp-testing,wking/rkt-oci,ChengTiesheng/oct,hqhq/oct,wangkirin/oct