[Rspamd] Disable IPv6 for interserver ip bl, enable full host lookup for uribl

data/conf/rspamd/local.d/rbl.conf

@@ -26,6 +26,7 @@ rbls {
   interserver_ip {
     symbol = "RBL_INTERSERVER_IP";
     rbl = "rbl.interserver.net";
+    ipv6 = false;
     returncodes {
       RBL_INTERSERVER_BAD_IP = "127.0.0.2";
     }
@@ -37,7 +38,6 @@ rbls {
     no_ip = true;
     dkim = true;
     emails = true;
-    emails_domainonly = true;
     urls = true;
     returncodes = {
       RBL_INTERSERVER_BAD_URI = "127.0.0.2";