feat(argo-cd): Support setting ArgoCD Notifications secret (#2577)

* chore(deps): update renovatebot/github-action action to v40.1.3 (#2573)

Co-authored-by: renovate[bot] <renovate[bot]@users.noreply.github.com>
Signed-off-by: ranrubin <ranrubin@gmail.com>

* feat(argo-cd): Support for existing Secret in ArgoCD Notifications, and ability to set its name.

Signed-off-by: ranrubin <ranrubin@gmail.com>

* feat(argo-cd): Pass Secret name to Notification controller

Signed-off-by: ranrubin <ranrubin@gmail.com>

* chore(deps): update renovatebot/github-action action to v40.1.4 (#2579)

Co-authored-by: renovate[bot] <renovate[bot]@users.noreply.github.com>
Signed-off-by: ranrubin <ranrubin@gmail.com>

* feat(argo-cd): Remove redundant useExistingSecret, and assume existence of a secret

Signed-off-by: ranrubin <ranrubin@gmail.com>

---------

Signed-off-by: ranrubin <ranrubin@gmail.com>
Co-authored-by: argoproj-renovate[bot] <161757507+argoproj-renovate[bot]@users.noreply.github.com>
Co-authored-by: renovate[bot] <renovate[bot]@users.noreply.github.com>

charts/argo-cd/Chart.yaml

@@ -3,7 +3,7 @@ appVersion: v2.10.2
 kubeVersion: ">=1.23.0-0"
 description: A Helm chart for Argo CD, a declarative, GitOps continuous delivery tool for Kubernetes.
 name: argo-cd
-version: 6.6.0
+version: 6.7.0
 home: https://github.com/argoproj/argo-helm
 icon: https://argo-cd.readthedocs.io/en/stable/assets/logo.png
 sources:
@@ -26,5 +26,5 @@ annotations:
     fingerprint: 2B8F22F57260EFA67BE1C5824B11F800CD9D2252
     url: https://argoproj.github.io/argo-helm/pgp_keys.asc
   artifacthub.io/changes: |
-    - kind: changed
-      description: Support ApplicationSet in any namespace.
+    - kind: Added
+      description: Support for existing Secret for ArgoCD Notifications, and ability to set its name.