Update powerwall.sh

powerwall.sh

@@ -209,6 +209,7 @@ UPDATE_SERVICES(){
 	for srvc in "${POWERWALL_SERVICES[@]}"; do
 		/bin/systemctl stop $srvc
 	done
+	sleep 5s
 	for srvc in "${POWERWALL_SERVICES[@]}"; do
 		echo 
 		/bin/systemctl start $srvc