[stable/keycloak] Deprecate chart after moving to new repo (helm#13316)

Signed-off-by: Reinhard Nägele <unguiculus@gmail.com>

stable/keycloak/Chart.yaml

@@ -1,7 +1,7 @@
 name: keycloak
-version: 4.10.0
+version: 4.10.1
 appVersion: 5.0.0
-description: Open Source Identity and Access Management For Modern Applications and Services
+description: DEPRECATED - Open Source Identity and Access Management For Modern Applications and Services
 keywords:
   - sso
   - idm
@@ -13,8 +13,5 @@ home: https://www.keycloak.org/
 icon: https://www.keycloak.org/resources/images/keycloak_logo_480x108.png
 sources:
   - https://github.com/jboss-dockerfiles/keycloak
-maintainers:
-  - name: unguiculus
-    email: unguiculus@gmail.com
-  - name: thomasdarimont
-    email: thomas.darimont+github@gmail.com
+# Chart moved to https://github.com/codecentric/helm-charts
+deprecated: true

stable/keycloak/README.md

@@ -1,4 +1,15 @@
-# Keycloak
+# DEPRECATED - Keycloak
+
+**This chart has been deprecated and moved to its new home:**
+
+- **GitHub repo:** https://github.com/codecentric/helm-charts
+- **Charts repo:** https://codecentric.github.io/helm-charts
+
+```bash
+helm repo add codecentric https://codecentric.github.io/helm-charts
+```
+
+---
 
 [Keycloak](http://www.keycloak.org/) is an open source identity and access management for modern applications and services.
 

stable/keycloak/templates/NOTES.txt

@@ -1,3 +1,10 @@
+**********************************************************************
+This chart has been DEPRECATED and moved to its new home:
+
+* GitHub repo: https://github.com/codecentric/helm-charts
+* Charts repo: https://codecentric.github.io/helm-charts
+
+**********************************************************************
 
 Keycloak can be accessed: