Fix email notification from a previous refactoring

zmldapsync/zmldapsync.pl

@@ -716,11 +716,11 @@ sub handle_error {
     my $mail   = Email::MIME->create(
       header_str => [
         From    => $conf->{general}->{notify}->{from},
-        To      => $addr,
+        To      => $conf->{general}->{notify}->{to},
         Subject => "Zimbra LDAP synchronisation error for domain $domain"
       ],
       attributes => {
-        charset => 'utf-8',
+        charset  => 'utf-8',
         encoding => 'base64'
       },
       body_str => "LDAP synchronisation for domain $domain failed at step '$step'. The error was\n$err\n",