deprecate wavefront (helm#20055)

* deprecate wavefront

Signed-off-by: Pierre Tessier <pierre@pierretessier.com>

* fix yaml lint

Signed-off-by: Pierre Tessier <pierre@pierretessier.com>
Signed-off-by: Artur <artur@upbound.io>

stable/wavefront/Chart.yaml

@@ -1,8 +1,11 @@
 apiVersion: v1
 name: wavefront
-description: Wavefront Kubernetes collector
+# This chart has been moved to the Wavefront maintained Helm repository
+# ref: https://github.com/wavefrontHQ/helm
+deprecated: true
+description: DEPRECATED Wavefront Kubernetes collector
 appVersion: 1.0.3
-version: 1.1.1
+version: 1.1.2
 keywords:
 - metric
 - monitoring
@@ -12,8 +15,4 @@ home: https://www.wavefront.com
 sources:
 - https://github.com/wavefrontHQ/wavefront-collector-for-kubernetes
 - https://github.com/wavefrontHQ/java/tree/master/proxy
-maintainers:
-- name: vikramraman
-  email: rvikram@vmware.com
-- name: puckpuck
-  email: pierre@wavefront.com
+maintainers: []

stable/wavefront/README.md

@@ -3,6 +3,10 @@
 [Wavefront](https://wavefront.com) is a cloud-native monitoring and analytics platform that provides 
 three dimensional microservices observability with metrics, histograms and OpenTracing-compatible distributed tracing.
 
+## DEPRECATED
+
+This chart has been deprecated. Use the chart now maintained on the [Wavefront Helm repository](https://github.com/wavefrontHQ/helm)
+
 ## Introduction
 
 This chart will deploy the Wavefront Collector for Kubernetes and Wavefront Proxy to your

stable/wavefront/templates/NOTES.txt

@@ -53,3 +53,7 @@ You can visit this dashboard in Wavefront to see your Kubernetes metrics:
 
 {{ .Values.wavefront.url }}/dashboard/integration-kubernetes-main
 
+##### DEPRECATED:
+This chart has been deprecated. Use the chart now maintained on the Wavefront Helm
+repository at: https://github.com/wavefrontHQ/helm
+#####