Remove TSMgr-specific content (#784)

* TSMgr has reached end of general support

Author: mkuratczyk

charts/README.md

@@ -1,5 +1,3 @@
 # RabbitMQ Cluster Helm chart
 
 This folder contains the `rabbitmq` Helm chart to deploy a `RabbitmqCluster` resource.
-
-The `rabbitmq` chart can also be used in combination with [Tanzu Service Manager](https://docs.pivotal.io/tanzu-service-manager/) - files in the `tsmgr` directory are related to that integration.

charts/rabbitmq/test.sh

@@ -15,7 +15,7 @@ chart=$(helm package . | awk '{print $NF}')
 
 helm template $chart -f example-configurations.yaml > template-output
 
-# it should be updated if we add any new configurations and when we modify plans/example-configurations.yaml
+# it should be updated if we add any new configurations
 diff -u template-output expected-template-output && echo "Successfully rendered the template"