Server version disclosure on [jenkins.brew.sh]

I know this is a low severity issue but I thought to get you in notice will be best. The site **jenkins.brew.sh** discloses the Nginx server version.

curl -i jenkins.brew.sh
HTTP/1.1 301 Moved Permanently
Server: nginx/1.6.2
Date: Tue, 18 Apr 2017 18:59:21 GMT
Content-Type: text/html
Content-Length: 184
Connection: keep-alive
Location: https://jenkins.brew.sh/

<html>
<head><title>301 Moved Permanently</title></head>
<body bgcolor="white"> …