add one more check to registrar test

testing/registrar_test.sh

@@ -3,6 +3,7 @@ product_list_file=$1
 echo "Starting registrar test"
 
 IFS=","
+./docker-stack-wait.sh -n renderer -n registrar -n preprocessor -n database -n sftp emg-pvs
 docker exec -i $(docker ps -qf "name=emg-pvs_registrar") /wait-initialized.sh
 docker exec -i $(docker ps -qf "name=emg-pvs_renderer") /wait-initialized.sh
 while read product; do