fix typo in frontend url

labs/monitoring/apps/traffic-simulator.sh

@@ -2,6 +2,6 @@
 
 while true;
 do
-    curl http://frontend-dev-monitor.apps.ocp4.example.com/?[1-100] > /dev/null & curl http://exoplanets.apps.ocp4.example.com/?[1-100] > /dev/null
+    curl http://frontend-monitoring-apps.apps.ocp4.example.com/?[1-100] > /dev/null & curl http://exoplanets.apps.ocp4.example.com/?[1-100] > /dev/null
     sleep 10
 done