Add image pull secret to influxdb2 chart (#482)

charts/influxdb2/Chart.yaml

 apiVersion: v2
-appVersion: 2.2.0
+appVersion: 2.3.0
 name: influxdb2
 description: A Helm chart for InfluxDB v2
 home: https://www.influxdata.com/products/influxdb/
 type: application
-version: 2.1.0
+version: 2.1.1
 maintainers:
   - name: rawkode
     email: rawkode@influxdata.com

charts/influxdb2/templates/statefulset.yaml

@@ -44,6 +44,12 @@ spec:
         {{- if .Values.volumes }}
           {{- toYaml .Values.volumes | nindent 8 }}
         {{- end }}
+      {{- if .Values.image.pullSecrets }}
+      imagePullSecrets:
+      {{- range .Values.image.pullSecrets }}
+        - name: {{ . }}
+      {{- end}}
+      {{- end }}
       serviceAccountName: {{ include "influxdb.serviceAccountName" . }}
       containers:
         - name: {{ .Chart.Name }}

charts/influxdb2/values.yaml

 image:
   repository: influxdb
-  tag: 2.2.0-alpine
+  tag: 2.3.0-alpine
   pullPolicy: IfNotPresent
+  ## If specified, use these secrets to access the images
+  # pullSecrets:
+  #   - registry-secret
 
 ## Annotations to be added to InfluxDB pods
 ##