feat(argocd-image-updater): Support extra K8s manifests (#2429)

* feat(argocd-image-updater): Support extra K8s manifests

Signed-off-by: yu-croco <yu.croco@gmail.com>

* chore(argocd-image-updater): add CI for extraObjects

Signed-off-by: yu-croco <yu.croco@gmail.com>

---------

Signed-off-by: yu-croco <yu.croco@gmail.com>

charts/argocd-image-updater/Chart.yaml

@@ -2,7 +2,7 @@ apiVersion: v2
 name: argocd-image-updater
 description: A Helm chart for Argo CD Image Updater, a tool to automatically update the container images of Kubernetes workloads which are managed by Argo CD
 type: application
-version: 0.9.2
+version: 0.9.3
 appVersion: v0.12.2
 home: https://github.com/argoproj-labs/argocd-image-updater
 icon: https://argocd-image-updater.readthedocs.io/en/stable/assets/logo.png
@@ -18,7 +18,5 @@ annotations:
     fingerprint: 2B8F22F57260EFA67BE1C5824B11F800CD9D2252
     url: https://argoproj.github.io/argo-helm/pgp_keys.asc
   artifacthub.io/changes: |
-    - kind: fixed
-      description: Update outdated link on README
-    - kind: changed
-      description: Refactor README
+    - kind: added
+      description: Support extra K8s manifests