PrometheusRule: Removing labels from manifest when no labels defined.

Signed-off-by: Aaron Layfield <[email protected]>

Author: DandyDeveloper

charts/redis-ha/Chart.yaml

@@ -5,7 +5,7 @@ keywords:
 - redis
 - keyvalue
 - database
-version: 4.33.7
+version: 4.33.8
 appVersion: 7.2.7
 description: This Helm chart provides a highly available Redis implementation with a master/slave configuration and uses Sentinel sidecars for failover management
 icon: https://upload.wikimedia.org/wikipedia/en/thumb/6/6b/Redis_Logo.svg/1200px-Redis_Logo.svg.png

charts/redis-ha/templates/redis-ha-prometheus-rule.yaml

@@ -6,7 +6,9 @@ metadata:
   {{- if .Values.prometheusRule.namespace }}
   namespace: {{ .Values.prometheusRule.namespace }}
   {{- end }}
+  {{- if .Values.prometheusRule.additionalLabels }}
   labels: {{- toYaml .Values.prometheusRule.additionalLabels | nindent 4 }}
+  {{- end }}
 spec:
   groups:
     - name: {{ template "redis-ha.fullname" . }}