Update Superset Helm YAML reference (#15012)

README.md

@@ -133,7 +133,7 @@ For faster builds it is recommended to use `./mvnw verify -Ppinot-fastdev`, whic
 More detailed instructions can be found at [Quick Demo](https://docs.pinot.apache.org/basics/getting-started/quick-start) section in the documentation.
 
 ## Deploying Pinot to Kubernetes
-Please refer to [Running Pinot on Kubernetes](https://docs.pinot.apache.org/basics/getting-started/kubernetes-quickstart) in our project documentation. Pinot also provides Kubernetes integrations with the interactive query engine, [Trino](https://docs.pinot.apache.org/integrations/trino) [Presto](https://docs.pinot.apache.org/integrations/presto), and the data visualization tool, [Apache Superset](kubernetes/helm/superset.yaml).
+Please refer to [Running Pinot on Kubernetes](https://docs.pinot.apache.org/basics/getting-started/kubernetes-quickstart) in our project documentation. Pinot also provides Kubernetes integrations with the interactive query engine, [Trino](https://docs.pinot.apache.org/integrations/trino) [Presto](https://docs.pinot.apache.org/integrations/presto), and the data visualization tool, [Apache Superset](helm/superset.yaml).
 
 ## Join the Community
  - Ask questions on [Apache Pinot Slack](https://join.slack.com/t/apache-pinot/shared_invite/zt-5z7pav2f-yYtjZdVA~EDmrGkho87Vzw)