feat(argocd-image-updater): prevent generation of label value of invalid length (#1691)

* feat(argocd-image-updater): prevent label from being greater than 63 characters.

Signed-off-by: Pedro Salgado <steenzout@users.noreply.github.com>

* fix: Add missing double quote in changelog

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

Signed-off-by: Pedro Salgado <steenzout@users.noreply.github.com>
Signed-off-by: Marco Kilchhofer <mkilchhofer@users.noreply.github.com>
Co-authored-by: Marco Kilchhofer <mkilchhofer@users.noreply.github.com>
Co-authored-by: Jason Meridth <jmeridth@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: 0.8.1
+version: 0.8.2
 appVersion: v0.12.0
 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: |
-    - "[Added]: Add support for additional initContainers and additional volume/volumeMounts"
+    - "[Changed]: avoid app.kubernetes.io/version kubernetes label from exceeding maximum length (63)"

charts/argocd-image-updater/templates/_helpers.tpl

@@ -38,7 +38,7 @@ Common labels
 helm.sh/chart: {{ include "argocd-image-updater.chart" . }}
 {{ include "argocd-image-updater.selectorLabels" . }}
 {{- if .Chart.AppVersion }}
-app.kubernetes.io/version: {{ .Chart.AppVersion | quote }}
+app.kubernetes.io/version: {{ .Chart.AppVersion | trunc 63 | quote }}
 {{- end }}
 app.kubernetes.io/managed-by: {{ .Release.Service }}
 {{- end }}