Update README.md

Author: zkValidator44

k8s/README.md

@@ -7,7 +7,7 @@ You can use the script contained in this directory to generate and run Sirato us
 If you are running locally, you should first start minikube, then run the following script:
 
 ```
-./sirato-launch.sh http://<rpc-endpoint>:<port number> 
+./sirato-launch.sh http://<rpc-endpoint-ip>:<rpc-endpoint-port-number> 
 ```
 
 Note: Port number is 8545 by default