fix: health check for all serivce

build/bin/wfccontrol.sh

@@ -59,7 +59,7 @@ case "$1" in
         done
         ;;
     *)
-        echo "WANFi Control and Billing Management System Service ... "
+        echo "WANFi Control and Billing System Service ... "
         echo "Usage: $0 start|stop|restart|status|version"
         exit 1
         ;;