Make auto-renew use built-in renew function#3392

jc21 merged 3 commits intoNginxProxyManager:developNginxProxyManager/nginx-proxy-manager:developfrom

stevecrozz:auto-renew-uses-bulitin-renewstevecrozz/nginx-proxy-manager:auto-renew-uses-bulitin-renewCopy head branch name to clipboard