Merge branch '6180-ipv6-wildcard-config-missing-in-redirect-server-section' into 'develop'

Resolve "IPv6 wildcard config missing in redirect server section"

Closes #6180

See merge request ispconfig/ispconfig3!1489

Author: Marius Burkard

server/conf/nginx_vhost.conf.master

@@ -355,11 +355,18 @@ server {
 <tmpl_if name='ipv6_enabled'>
         listen [<tmpl_var name='ipv6_address'>]:<tmpl_var name='http_port'>;
 </tmpl_if>
+<tmpl_if name='ipv6_wildcard'>
+        listen [::]:<tmpl_var name='http_port'>;
+</tmpl_if>
+
 
 <tmpl_if name='ssl_enabled'>
-        listen <tmpl_var name='ip_address'>:<tmpl_var name='https_port'> ssl;
+        listen <tmpl_var name='ip_address'>:<tmpl_var name='https_port'> ssl http2;
 <tmpl_if name='ipv6_enabled'>
-        listen [<tmpl_var name='ipv6_address'>]:<tmpl_var name='https_port'> ssl;
+        listen [<tmpl_var name='ipv6_address'>]:<tmpl_var name='https_port'> ssl http2;
+</tmpl_if>
+<tmpl_if name='ipv6_wildcard'>
+        listen [::]:<tmpl_var name='https_port'> ssl http2;
 </tmpl_if>
         ssl_certificate <tmpl_var name='ssl_crt_file'>;
         ssl_certificate_key <tmpl_var name='ssl_key_file'>;