feat(argocd-image-updater): Add k8s secret generation for ArgoCD API token (#1144)

* [image-updater] appVersion has been changed

* Reword changelog

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

* Added argocd api key secret generation option

Signed-off-by: Mikhail Alekseev <mikhailalekseev1@gmail.com>

* changed docs

Signed-off-by: Mikhail Alekseev <mikhailalekseev1@gmail.com>

* Fix in README

Signed-off-by: Mikhail Alekseev <mikhailalekseev1@gmail.com>

* fix in values file

Signed-off-by: Mikhail Alekseev <mikhailalekseev1@gmail.com>

* fix README

* Apply suggestions from code review

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

* Fix changelog annotation

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

* Also add default labels to the newly created Secret

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

Co-authored-by: Marco Kilchhofer <mkilchhofer@users.noreply.github.com>
Co-authored-by: Oliver Bähler <oliverbaehler@hotmail.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: 0.6.3
+version: 0.7.0
 appVersion: v0.11.3
 home: https://github.com/argoproj-labs/argocd-image-updater
 icon: https://argocd-image-updater.readthedocs.io/en/stable/assets/logo.png
@@ -15,4 +15,4 @@ maintainers:
     url: https://argoproj.github.io/
 annotations:
   artifacthub.io/changes: |
-    - "[Changed]: Update to app version v0.11.3"
+    - "[Added]: Ability to manage secret containing the ArgoCD API token"