Use Decimal Notation for defaultMode

In order to be still YAML 1.1 compliant and to be YAML 1.2 compliant,
this commit changes the defaultMode to the decimal value 493. This seems
to be done in other places as well (see modes of TLS secrets).

Signed-off-by: Marc Schreiber <info@schrieveslaach.de>

bitnami/zookeeper/templates/statefulset.yaml

@@ -443,7 +443,7 @@ spec:
         - name: scripts
           configMap:
             name: {{ printf "%s-scripts" (include "common.names.fullname" .) }}
-            defaultMode: 0o755
+            defaultMode: 493
         {{- if or .Values.configuration .Values.existingConfigmap }}
         - name: config
           configMap: