feat(argo-cd): Add support for argocd-extensions resources (#1053)

* add support for extensions resource

Signed-off-by: Yevhen Luhovtsov <yevhen.luhovtsov@intapp.com>

* fix documentation for extensions resource

Signed-off-by: Yevhen Luhovtsov <yevhen.luhovtsov@intapp.com>

Co-authored-by: Yevhen Luhovtsov <yevhen.luhovtsov@intapp.com>

charts/argo-cd/Chart.yaml

@@ -2,7 +2,7 @@ apiVersion: v2
 appVersion: v2.1.7
 description: A Helm chart for ArgoCD, a declarative, GitOps continuous delivery tool for Kubernetes.
 name: argo-cd
-version: 3.28.0
+version: 3.28.1
 home: https://github.com/argoproj/argo-helm
 icon: https://argo-cd.readthedocs.io/en/stable/assets/logo.png
 keywords:
@@ -21,4 +21,4 @@ dependencies:
     condition: redis-ha.enabled
 annotations:
   artifacthub.io/changes: |
-    - "[Added]: add extensions support"
+    - "[Added]: add argocd-extensions resources support"