[stable/coredns] deprecating chart (#24296)

Signed-off-by: Matt Farina <matt@mattfarina.com>

stable/coredns/Chart.yaml

@@ -1,8 +1,8 @@
 apiVersion: v1
 name: coredns
-version: 1.13.7
+version: 1.13.8
 appVersion: 1.7.1
-description: CoreDNS is a DNS server that chains plugins and provides Kubernetes DNS Services
+description: DEPRECATED CoreDNS is a DNS server that chains plugins and provides Kubernetes DNS Services
 keywords:
 - coredns
 - dns
@@ -11,12 +11,4 @@ home: https://coredns.io
 icon: https://coredns.io/images/CoreDNS_Colour_Horizontal.png
 sources:
 - https://github.com/coredns/coredns
-maintainers:
-- name: Acaleph
-  email: hello@acale.ph
-- name: shashidharatd
-  email: shashidhara.huawei@gmail.com
-- name: andor44
-  email: andor44@gmail.com
-- name: mrueg
-  email: manuel@rueg.eu
+deprecated: true

stable/coredns/OWNERS

@@ -1,10 +0,0 @@
-approvers:
-- Acaleph
-- shashidharatd
-- andor44
-- mrueg
-reviewers:
-- Acaleph
-- shashidharatd
-- andor44
-- mrueg

stable/coredns/README.md

@@ -7,6 +7,10 @@ For more information, see the Helm Charts [Deprecation and Archive Notice](https
 
 [CoreDNS](https://coredns.io/) is a DNS server that chains plugins and provides DNS Services
 
+## DEPRECATION NOTICE
+
+This chart is deprecated and no longer supported.
+
 # TL;DR;
 
 ```console