jenkins: update to 2.568.1 LTS and chart

Change-Id: Ib6b48599a09dee669d77441c12b354240ef257b8
diff --git a/charts/jenkins/templates/jenkins-controller-pdb.yaml b/charts/jenkins/templates/jenkins-controller-pdb.yaml
index 9dc1faf..53090e5 100644
--- a/charts/jenkins/templates/jenkins-controller-pdb.yaml
+++ b/charts/jenkins/templates/jenkins-controller-pdb.yaml
@@ -12,13 +12,7 @@
   name: {{ template "jenkins.fullname" . }}-pdb
   namespace: {{ template "jenkins.namespace" . }}
   labels:
-    "app.kubernetes.io/name": '{{ template "jenkins.name" .}}'
-    {{- if .Values.renderHelmLabels }}
-    "helm.sh/chart": "{{ template "jenkins.label" .}}"
-    {{- end }}
-    "app.kubernetes.io/managed-by": "{{ .Release.Service }}"
-    "app.kubernetes.io/instance": "{{ .Release.Name }}"
-    "app.kubernetes.io/component": "{{ .Values.controller.componentName }}"
+    {{- include "jenkins.labels" . | nindent 4 }}
     {{- if .Values.controller.podDisruptionBudget.labels -}}
     {{ toYaml .Values.controller.podDisruptionBudget.labels | nindent 4 }}
     {{- end }}