check_dns: increase query type array size

plugins/check_dns.c

@@ -60,7 +60,7 @@ char query_address[ADDRESS_LENGTH] = "";
 char dns_server[ADDRESS_LENGTH] = "";
 char tmp_dns_server[ADDRESS_LENGTH] = "";
 char ptr_server[ADDRESS_LENGTH] = "";
-char query_type[17] = "";
+char query_type[32] = "";
 int query_set = FALSE;
 int verbose = FALSE;
 char **expected_address = NULL;