Remove unnecessary quote in nginx log format
Remove unnecessary quote in nginx log format

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