apache-frontend: fix Zope over HTTP

It was missing double slash (//) after schema.

software/apache-frontend/buildout.hash.cfg

@@ -55,7 +55,7 @@ md5sum = d98a01182f38868612948c87d5231428
 
 [template-default-slave-virtualhost]
 filename = templates/default-virtualhost.conf.in
-md5sum = 7f38084af107034bedefba971abe165c
+md5sum = 4a2db0b69d2941cdf08ebf55575d8ad8
 
 [template-cached-slave-virtualhost]
 filename = templates/cached-virtualhost.conf.in

software/apache-frontend/templates/default-virtualhost.conf.in

@@ -159,7 +159,7 @@
   # First, we check if we have a zope backend server
   # If so, let's use Virtual Host Daemon rewrite
   # We suppose that Apache listens to 80 (even indirectly thanks to things like iptables)
-  RewriteRule ^/(.*)$ {{ slave_parameter.get('url', '') }}/VirtualHostBase/http/%{SERVER_NAME}:{{ slave_parameter.get('virtualhostroot-http-port', '80') }}/{{ slave_parameter.get('path', '') }}/VirtualHostRoot/$1 [L,P]
+  RewriteRule ^/(.*)$ {{ slave_parameter.get('url', '') }}/VirtualHostBase/http//%{SERVER_NAME}:{{ slave_parameter.get('virtualhostroot-http-port', '80') }}/{{ slave_parameter.get('path', '') }}/VirtualHostRoot/$1 [L,P]
 {% else -%}
   {% if 'default-path' in slave_parameter %}
   RewriteRule ^/?$ {{ slave_parameter.get('default-path') }} [R=301,L]