chore!: Deprecate argocd-applicationset and argocd-notifications (#1236)

Signed-off-by: Marco Kilchhofer <mkilchhofer@users.noreply.github.com>

charts/argocd-applicationset/Chart.yaml

@@ -1,8 +1,9 @@
 apiVersion: v2
 name: argocd-applicationset
 description: A Helm chart for installing ArgoCD ApplicationSet
+deprecated: true
 type: application
-version: 1.12.0
+version: 1.12.1
 appVersion: "v0.4.1"
 home: https://github.com/argoproj/argo-helm
 icon: https://argocd-applicationset.readthedocs.io/en/stable/assets/logo.png
@@ -14,4 +15,4 @@ maintainers:
   - name: maruina
 annotations:
   artifacthub.io/changes: |
-    - "[Changed]: updated application version for v0.4.1 and its CRD for support of skipCrds in applications"
+    - "[Deprecated]: This chart is now deprecated and will be removed soon. Please upgrade to Argo CD 2.3+ (chart version 4.x) which includes ApplicationSet."

charts/argocd-notifications/Chart.yaml

@@ -1,9 +1,10 @@
 apiVersion: v2
 appVersion: v1.2.1
 description: A Helm chart for ArgoCD notifications, an add-on to ArgoCD.
+deprecated: true
 name: argocd-notifications
 type: application
-version: 1.8.0
+version: 1.8.1
 home: https://github.com/argoproj/argo-helm
 icon: https://argocd-notifications.readthedocs.io/en/stable/assets/logo.png
 keywords:
@@ -15,4 +16,4 @@ maintainers:
   - name: andyfeller
 annotations:
   artifacthub.io/changes: |
-    - "[Added]: Ability to define security context for Slack bot deployment"
+    - "[Deprecated]: This chart is now deprecated and will be removed soon. Please upgrade to Argo CD 2.3+ (chart version 4.x) which includes Argo CD Notifications."