[stable/telegraf] recreates pods when config change (#18143)

stable/telegraf/Chart.yaml

 apiVersion: v1
 name: telegraf
-version: 1.1.6
+version: 1.1.7
 appVersion: 1.12
 deprecated: false
 description: Telegraf is an agent written in Go for collecting, processing, aggregating, and writing metrics.

stable/telegraf/templates/deployment.yaml

@@ -17,10 +17,11 @@ spec:
       labels:
         app.kubernetes.io/name: {{ include "telegraf.name" . }}
         app.kubernetes.io/instance: {{ .Release.Name }}
-      {{- if .Values.podAnnotations }}
       annotations:
+        checksum/config: {{ include (print $.Template.BasePath "/configmap.yaml") . | sha256sum }}
+        {{- if .Values.podAnnotations }}
 {{ toYaml .Values.podAnnotations | indent 8 }}
-      {{- end }}
+        {{- end }}
     spec:
       containers:
       - name: {{ .Chart.Name }}