(proxy) fix itereation issue with remoteblacklist

src/opnsense/service/templates/OPNsense/Proxy/squid.conf

@@ -193,13 +193,13 @@ http_access allow whiteList
 http_access deny blackList
 
 {% endif %}
+
 {% if helpers.exists('OPNsense.proxy.forward.acl.remoteACLs.blacklists') %}
-{%   for blacklist in helpers.toList('OPNsense.proxy.forward.acl.remoteACLs.blacklists.blacklist') %}
-{%      if blacklist.enabled=='1' %}
+{%   for blacklist in helpers.toList('OPNsense.proxy.forward.acl.remoteACLs.blacklists.blacklist') if blacklist.enabled=='1' %}
+{% if loop.first %}
 # ACL list (Deny) remoteblacklist
 http_access deny remoteblacklist
-{%          break %}
-{%      endif %}
+{% endif %}
 {%   endfor %}
 {% endif %}