Update Helm readme with latest incubator repo
Old `https://kubernetes-charts-incubator.storage.googleapis.com` has been replaced by `https://charts.helm.sh/incubator`.
@@ -244,14 +244,14 @@ kubectl get all -n pinot-quickstart
- For helm v3.0.0
```bash
-helm repo add incubator http://storage.googleapis.com/kubernetes-charts-incubator
+helm repo add incubator https://charts.helm.sh/incubator
helm install -n pinot-quickstart kafka incubator/kafka --set replicas=1
```
- For helm v2.12.1
```bash
-helm repo add incubator http://storage.googleapis.com/kubernetes-charts-incubator
+helm repo add incubator https://charts.helm.sh/incubator
helm install --namespace "pinot-quickstart" --name kafka incubator/kafka --set replicas=1
```
