Update documentation to official Confluent Helm

execution/README.md

@@ -91,21 +91,14 @@ kubectl apply -f infrastructure/grafana/prometheus-datasource-config-map.yaml
 #### A Kafka cluster
 
 One possible way to set up a Kafka cluster is via [Confluent's Helm Charts](https://github.com/confluentinc/cp-helm-charts).
-For using these Helm charts and conjuction with the Prometheus Operator (see
-below), we provide a [patch](https://github.com/SoerenHenning/cp-helm-charts)
-for these helm charts. Note that this patch is only required for observation and
-not for the actual benchmark execution and evaluation.
-
-##### Our patched Confluent Helm Charts
-
-To use our patched Confluent Helm Charts clone the
-[chart's repsoitory](https://github.com/SoerenHenning/cp-helm-charts). We also
-provide a [default configuration](infrastructure/kafka/values.yaml). If you do
+We also provide a [default configuration](infrastructure/kafka/values.yaml). If you do
 not want to deploy 10 Kafka and 3 Zookeeper instances, alter the configuration
 file accordingly. To install Confluent's Kafka and use the configuration:
 
 ```sh
-helm install my-confluent <path-to-cp-helm-charts> -f infrastructure/kafka/values.yaml
+helm repo add confluentinc https://confluentinc.github.io/cp-helm-charts/
+helm repo update
+helm install my-confluent confluentinc/cp-helm-charts -f infrastructure/kafka/values.yaml
 ```
 
 To let Prometheus scrape Kafka metrics, deploy a ServiceMonitor:
@@ -113,9 +106,6 @@ To let Prometheus scrape Kafka metrics, deploy a ServiceMonitor:
 ```sh
 kubectl apply -f infrastructure/kafka/service-monitor.yaml
 ```
-
-##### Other options for Kafka
-
 Other Kafka deployments, for example, using Strimzi, should work in a similar way.
 
 #### A Kafka Client Pod