docs: remove outdated note about service naming

Both the Helm chart and raw manifests now use the same default service name. This commit removes a redundant note in the documentation to avoid confusion.

Signed-off-by: kahirokunn <[email protected]>

Author: kahirokunn

docs/walkthrough.md

@@ -53,8 +53,6 @@ As said above, you need to route your HTTP traffic to the `Service` that the add
 keda-add-ons-http-interceptor-proxy
 ```
 
-> This is installed by raw manifests. If you are using the [Helm chart](https://github.com/kedacore/charts/tree/main/http-add-on) to install the add-on, it crates a service named `keda-add-ons-http-interceptor-proxy` as a `ClusterIP` by default.
-
 #### Installing and Using the [ingress-nginx](https://kubernetes.github.io/ingress-nginx/deploy/#using-helm) Ingress Controller
 
 As mentioned above, the `Service` that the add-on creates will be inaccessible over the network from outside of your Kubernetes cluster.