remove tmp nginx-diff files
remove tmp nginx-diff files

matthewg/ingress,nicksardo/ingress,canhnt/ingress,arjanschaaf/ingress,danielqsj/ingress,nicksardo/ingress,caicloud/ingress,coryfklein/ingress,coryfklein/ingress,kubernetes/ingress-nginx,nicksardo/ingress,literalice/ingress,jcmoraisjr/ingress,kubernetes/ingress-gce,kubernetes/ingress-nginx,caicloud/ingress,caiyixiang/ingress,nevetS/ingress,winfield-chen-hs/ingress,caicloud/ingress,jcmoraisjr/ingress,kubernetes/ingress-nginx,aledbf/ingress-nginx,kubernetes/ingress-nginx,caicloud/ingress,literalice/ingress,chentao1596/ingress,canhnt/ingress,matthewg/ingress,aledbf/ingress-nginx,aledbf/ingress-nginx,caiyixiang/ingress,porridge/ingress,aledbf/ingress-nginx,kubernetes/ingress-nginx,canhnt/ingress,jcmoraisjr/ingress,kubernetes/ingress-gce,nevetS/ingress,arjanschaaf/ingress,winfield-chen-hs/ingress,danielqsj/ingress,nicksardo/ingress,chentao1596/ingress,canhnt/ingress,porridge/ingress