[stable/metabase] deprecating chart (#24358)

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

stable/metabase/Chart.yaml

@@ -1,12 +1,10 @@
 apiVersion: v1
-description: The easy, open source way for everyone in your company to ask questions
+description: DEPRECATED - The easy, open source way for everyone in your company to ask questions
   and learn from data.
 name: metabase
-version: 0.13.1
+version: 0.13.2
 appVersion: v0.36.3
-maintainers:
-- name: pmint93
-  email: phamminhthanh69@gmail.com
+deprecated: true
 home: http://www.metabase.com/
 icon: http://www.metabase.com/images/logo.svg
 sources:

stable/metabase/OWNERS

@@ -1,4 +0,0 @@
-approvers:
-- pmint93
-reviewers:
-- pmint93

stable/metabase/README.md

@@ -7,6 +7,10 @@ For more information, see the Helm Charts [Deprecation and Archive Notice](https
 
 [Metabase](http://metabase.com) is the easy, open source way for everyone in your company to ask questions and learn from data.
 
+## DEPRECATION NOTICE
+
+This chart is deprecated and no longer supported.
+
 ## TL;DR;
 
 ```bash