Un-harcode listen asite

The pacth adds abillity to use un-hadcoded listen address.

Change-Id: Iaff2b41dd4f57a147d775cc1ad79afbcd8cf60ba
diff --git a/apache/files/redirect.conf b/apache/files/redirect.conf
index 5d8f2dd..d8e6a2c 100644
--- a/apache/files/redirect.conf
+++ b/apache/files/redirect.conf
@@ -20,7 +20,7 @@
 Listen {{ listen_address }}:{{ _port }}
 {%- endif %}
 
-<VirtualHost *:{{ _port }}>
+<VirtualHost {{ listen_address }}:{{ _port }}>
 
   {%- include "apache/files/_name.conf" %}
   {%- include "apache/files/_ssl.conf" %}