feat(argo-cd): Add ability to scrape redis metrics (#892)

* feat(argo-cd): Add ability to scrape redis metrics

Signed-off-by: Marco Kilchhofer <mkilchhofer@users.noreply.github.com>

* Bump chart version

Signed-off-by: Marco Kilchhofer <mkilchhofer@users.noreply.github.com>

charts/argo-cd/templates/redis/networkpolicy.yaml

@@ -21,6 +21,13 @@ spec:
     ports:
     - port: redis
       protocol: TCP
+  {{- if .Values.redis.metrics.enabled }}
+  - from:
+    - namespaceSelector: {}
+    ports:
+    - port: metrics
+      protocol: TCP
+  {{- end }}
   podSelector:
     matchLabels:
       {{- include "argo-cd.selectorLabels" (dict "context" . "name" .Values.redis.name) | nindent 6 }}