Update helm docs to point to helm/charts chart

docs/user-guide/helm.md

@@ -2,22 +2,13 @@
 
 [Helm](https://helm.sh) is a package manager for Kubernetes. Ambassador is available as a Helm chart if you use Helm for package management. To install with Helm:
 
-1. Add the Ambassador Helm repository:
+1. Install the Ambassador Chart:
 
    ```
-   helm repo add datawire https://www.getambassador.io
+   helm upgrade --install --wait my-release stable/ambassador
    ```
+
+   For details on how to configure the chart, see the [official chart documentation](https://hub.helm.sh/charts/stable/ambassador) 
 
-2. Install the Ambassador Chart:
 
-   ```
-   helm upgrade --install --wait my-release datawire/ambassador
-   ```
-
-3. Jump to [step 3](/user-guide/getting-started#3-creating-your-first-route) of the Ambassador tutorial to create your first route.
-
-
-## Configuring the chart
-
-For details on how to configure the chart, see the official chart documentation here:
-https://github.com/datawire/ambassador/tree/stable/helm/ambassador.
+2. Jump to [step 3](/user-guide/getting-started#3-creating-your-first-route) of the Ambassador tutorial to create your first route.