Update docs/self-hosted/kubernetes-embedded.md

Co-authored-by: Steven Rombauts <[email protected]>

Author: IgorBenko

docs/self-hosted/kubernetes-embedded.md

@@ -37,7 +37,7 @@ in an existing Kubernetes cluster using Helm follow [this guide](./kubernetes-he
   * s3.kurl.sh (required to install the kots CLI)
   * amazonaws.com (required to install the kots CLI)
 
-> Please note that a multi-node setup with kURL is only possible if no built-in services (postgres, minio, redis) are used.
+> Please note that the built-in services (PostgreSQL, MinIO, Redis) are meant to be used with a single-node setup only, because these options rely on local file storage.
 > Consult the documentation of your Cloud Provider what managed services can replace the built-in services 
 > (eg. for AWS RDS, S3 and ElastiCache)