Merge pull request #2159 from moisseev/patch-1

[Minor] Remove duplicate option

conf/modules.d/hfilter.conf

@@ -20,7 +20,6 @@ hfilter {
     from_enabled = true;
     rcpt_enabled = true;
     mid_enabled = false;
-    rcpt_enabled = true;
 
     .include(try=true,priority=5) "${DBDIR}/dynamic/hfilter.conf"
     .include(try=true,priority=1,duplicate=merge) "$LOCAL_CONFDIR/local.d/hfilter.conf"