update proxy and tmplate

templates/haproxy_backend_rule.erb

@@ -1,12 +1,12 @@
 <% if @fqdn == @haproxy_fqdn -%>
 <% if @backend_configs and !@backend_configs.empty? -%>
 <% @backend_configs.each do |backend_config| -%>
+
 backend   <%= backend_config['backend_name'] %>
 mode      <%= backend_config['be_mode'] %>
 <% if backend_config['be_server_name_array'] and !backend_config['be_server_name_array'].empty? -%>
 <% backend_config['be_server_name_array'].each do |be_server_name| -%>
 server    <%= be_server_name %>
-
 <% end -%>
 <% end -%>
 <% end -%>