fix: update manager metrics ip (#352)

Author: ColdsteelRail

charts/templates/statefulset.yaml

@@ -26,7 +26,7 @@ spec:
         - --cert-dir=/webhook-certs
         - --dns-name={{ .Values.webhookServiceName }}.{{ .Values.namespace }}.svc
         - --health-probe-bind-address=:8081
-        - --metrics-bind-address=127.0.0.1:8080
+        - --metrics-bind-address=0.0.0.0:8080
         - -v=4
         command:
         - /manager