[stable/rabbitmq-ha] Fix namespace and labels in prometheus alerts definition (#7520)

Signed-off-by: Jakub Krcma <jakub.krcma@heureka.cz>

stable/rabbitmq-ha/Chart.yaml

@@ -1,7 +1,7 @@
 name: rabbitmq-ha
 apiVersion: v1
 appVersion: 3.7.4
-version: 1.12.1
+version: 1.13.0
 description: Highly available RabbitMQ cluster, the open source message broker
   software that implements the Advanced Message Queuing Protocol (AMQP).
 keywords:

stable/rabbitmq-ha/templates/alerts.yaml

@@ -3,12 +3,12 @@ apiVersion: v1
 kind: ConfigMap
 metadata:
   name: {{ .Release.Name }}-rabbitmq-alerts
-  namespace: monitoring
+  namespace: {{ .Values.prometheus.operator.serviceMonitor.namespace }}
   labels:
-    app: "rabbitmq"
-    chart: {{ .Chart.Name }}-{{ .Chart.Version }}
-    heritage: {{ .Release.Service }}
+    app: {{ template "rabbitmq-ha.name" . }}
+    chart: {{ .Chart.Name }}-{{ .Chart.Version | replace "+" "_" }}
     release: {{ .Release.Name }}
+    heritage: {{ .Release.Service }}
 {{- if .Values.prometheus.operator.serviceMonitor.selector }}
 {{ toYaml .Values.prometheus.operator.serviceMonitor.selector | indent 4 }}
 {{- end }}