Update README.md

Author: salaboy

chapter-2/README.md

@@ -81,7 +81,7 @@ In your terminal, access the`chapter-2` directory, and from there, run the scrip
 We need the NGINX Ingress Controller to route traffic from our laptop to the services running inside the cluster. NGINX Ingress Controller acts as a router that is running inside the cluster but is also exposed to the outside world. 
 
 ```shell
-kubectl apply -f https://raw.githubusercontent.com/kubernetes/ingress-nginx/release-1.8/deploy/static/provider/kind/deploy.yaml
+kubectl apply -f https://raw.githubusercontent.com/kubernetes/ingress-nginx/main/deploy/static/provider/kind/deploy.yaml
 ```
 
 Check that the pods inside the `ingress-nginx` are started correctly before proceeding: